外研版初中英语九年级上册Module 9 Great inventions Unit 2 Will books be replaced by the Internet同步训练

外研版初中英语九年级上册Module 9 Great inventions Unit 2 Will books be replaced by the Internet同步训练
一、根据句意及首字母或汉语提示完成单词。(每小题3分,共15分)
1．Development in p 　 　 made it possible
to produce books more quickly and cheaply.
【答案】printing
【知识点】不可数名词
【解析】【分析】句意：印刷术的发展使人们更快、更廉价地生产书籍成为可能。根据produce books more quickly and cheaply，可知是印刷术的作用，printing印刷术，不可数名词，故填printing。
【点评】考查名词拼写，注意识记printing的用法。
2．I think we are lost. Let's stop to ask the
policeman for d 　 　.
【答案】directions
【知识点】固定搭配
【解析】【分析】句意：我认为我们迷路了。让我们停下来向警察问路。根据we are lost，可知迷路了是向警察问路，ask for directions，问路，固定搭配，故填directions。
【点评】考查固定搭配，注意识记ask for directions的用法。
3．You'd better not tell the news to Jim, or he will
s 　 　 it around the whole village.
【答案】spread
【知识点】动词原形
【解析】【分析】句意：你最好不要把这个消息告诉吉姆，否则他会把它传遍全村。根据or，否则，可知下文是把消息告诉Jim的后果，是会传遍全村，spread，传播，will+do，故填spread。
【点评】考查动词拼写，注意识记spread的用法。
4．Do you know that a large 　 　 (数量) of clean water is wasted every day
【答案】amount
【知识点】不可数名词
【解析】【分析】句意：你知道每天都有大量的清水被浪费吗？数量，amount，不可数名词，a large amount of，大量，固定搭配，故填amount。
【点评】考查名词拼写，注意识记a large amount of的用法。
5．
China does a lot of 　 　 (贸易) with many countries.
【答案】trade
【知识点】单词拼写；不可数名词
【解析】【分析】句意：中国与许多国家有贸易往来。贸易，trade，不可数名词，故答案是trade。
【点评】考查单词拼写，注意单词trade的拼写形式。
二、用所给单词的适当形式完成下列句子。(每小题3分,共15分)
6．With the 　 　 (develop) of Xiong'an
New Area, more than 180,000 jobs can be provided for local people.
【答案】development
【知识点】不可数名词
【解析】【分析】句意：随着雄安新区的开发，可为当地居民提供18万个以上的就业岗位。develop发展，动词，the…of，中间应填名词，development发展，不可数名词，故填development。
【点评】考查不可数名词，注意识记development的用法。
7．Is there any 　 　 (connect) between
smoking and lung cancer (肺癌)
【答案】connection
【知识点】不可数名词
【解析】【分析】句意：吸烟和肺癌之间有联系吗？connect连接，动词，any后加名词，connection联系，不可数名词，故填connection。
【点评】考查不可数名词，注意识记connection的用法。
8．People's life has been changing since the
　 　 (introduce) of the Internet.
【答案】introduction
【知识点】不可数名词
【解析】【分析】句意：自从互联网的引用，人们的生活一直在变化。introduce，介绍，引用，动词，the…of中间应填名词，introduction，引用，不可数名词，故填introduction。
【点评】考查不可数名词，注意识记introduction的用法。
9．In those days few people had the chance
　 　 (learn) to read.
【答案】to learn
【知识点】固定搭配
【解析】【分析】句意：在那些日子里，很少有人有机会学习读书。learn，学习，have the chance to do sth，有机会做某事，固定搭配，故填to learn。
【点评】考查固定搭配，注意识记have the chance to do sth的用法。
10．He 　 　 (look) through the
article and handed it back.
【答案】looked
【知识点】过去式和过去分词
【解析】【分析】句意：他浏览了一遍这篇文章，然后把它交了回去。look through浏览，根据handed，可知时态为一般过去时，look填过去式，故填looked。
【点评】考查过去式，注意识记时态的判断。
三、单项选择。(每小题3分,共15分)
11．（2020·江都模拟）Don't try to do everything at once. Take it a bit _______.
A．at times B．at that time C．at all times D．at a time
【答案】D
【知识点】短语辨析
【解析】【分析】句意：不要试图一次把所有事情做了。每次做一点儿。at times有时；at that time当时；at all times无论什么时候；at a time每次；根据句意可知是讲要逐步做，因此应使用每次做一点儿，故答案选D。
【点评】考查短语辨析，根据短语意义和语境做出选择。
12．The scarf which is ______________ silk ________________ soft and comfortable.
A．made from; feels B．made of; feels
C．made in; smells D．made up of; smells
【答案】B
【知识点】短语辨析
【解析】【分析】句意：丝绸做的围巾摸起来柔软舒适。be made from由……制成，不能看出原材料；be made of由……制成，能看出原材料；be made in在……被制造；be made up of由…组成。根据silk，可知是由丝绸制成，能看出原材料，且围巾应是摸起来柔软舒适，feel，摸起来，故选B。
【点评】考查短语辨析，注意识记be made of的用法。
13．Let's wait and see whether books ______________ by the Internet in the future.
A．replace B．replaced
C．will be replaced D．were replaced
【答案】C
【知识点】一般将来时的被动语态
【解析】【分析】句意：让我们拭目以待未来书籍是否会被互联网所取代 。根据in the future，可知时态为一般将来时，且为被动语态，故选C。
【点评】考查一般将来时的被动语态，识记一般将来时被动语态的用法。
14．The shoes are made _____________ hand. As a result, they are very expensive.
A．in B．with C．by D．of
【答案】C
【知识点】固定搭配
【解析】【分析】句意：这双鞋是手工做的。因此，它们非常昂贵。by hand手工，固定搭配，故选C。
【点评】考查固定搭配，注意识记by hand的用法。
15．He trained very hard, and _____________ he got first prize in the competition.
A．so that B．in order to C．as a result D．rather than
【答案】C
【知识点】短语辨析
【解析】【分析】句意：他训练很刻苦，因此在比赛中得了一等奖。so that为了，in order to do为了，二者均表目的；as a result因此，表结果；rather than而不是。根据逻辑关系，可知前后是因果关系，前面是原因，后面是结果，故选C。
【点评】考查短语辨析，注意识记as a result的用法。
四、句子翻译。(每小题4分,共20分)
16．他起床晚了.结果迟到了。
He got up late, and 　 　, he was
late.
【答案】as a result
【知识点】汉译英
【解析】【分析】根据中英文对照，可知缺少成分“结果”，as a result，结果，固定搭配，故填as a result。
【点评】考查汉译英，注意识记as a result的用法。
17．我们经常把老师比作蜡烛。
We often 　 　 teachers
　 　 candles.
【答案】compare；to
【知识点】汉译英
【解析】【分析】根据中英文对照，可知缺少成分“把……比作……”，compare sth to sth，把某物比作某物，固定搭配，主语为复数，根据often，可知时态为一般现在时，compare用原形，故填compare，to。
【点评】考查汉译英，注意根据中英文对照确定所缺成分并进行翻译。
18．汽车是在1885年发明的吗
　 　 cars 　 　 in
1885
【答案】Were；invented
【知识点】汉译英
【解析】【分析】根据中英文对照，可知缺少成分“发明”，根据句意可知汽车应是被发明，用被动语态，结构为be+done，根据in 1885，可知时态为一般过去时，主语cars为复数，be动词用were，因是一般疑问句，were位于句首，invent发明，过去分词为invented，句首首字母大写，故填Were，invented。
【点评】考查汉译英，注意根据中英文对照确定所缺成分并进行翻译。
19．从某种程度上说他是一个诚实的人。
He is an honest man 　 　.
【答案】in a way
【知识点】汉译英
【解析】【分析】根据中英文对照，可知缺少成分“从某种程度上”，in a way，从某种程度上，固定搭配，故填in a way。
【点评】考查汉译英，注意根据中英文对照确定所缺成分并进行翻译。
20．我爸爸在浏览今天的报纸。
【答案】My father is looking through today's newspaper
【知识点】汉译英
【解析】【分析】我爸爸，my father，在，be+doing，浏览，look through，今天的报纸，today's newspaper，故填My father is looking through today's newspaper.
【点评】考查汉译英，注意根据中文意思确定句子的主干结构，再根据语法知识整理成句。
五、根据上下文提示完成短文。(每空3分,共15分)
21．根据上下文提示完成短文
Thomas
Edison made thousands of inventions in his life. Many of his inventions have
　 　 the world. His first invention was a vote recorder (投票计数器) in 1868. This machine allowed people to place a vote
　 　 pressing a button instead of saying "yes" or
"no". However, American government officials did not like Edison's
invention because they preferred to call out their votes.
Then
Edison started a company with his friend Franklin Pope. Edison was busy from
early morning until late night. As a 　 　 of hard work, he
invented a telegraph. Later, he earned much money.
With some
of the money Edison started his own company. Next he invented a stock(股票) ticker. This machine was 　 　 to record the price
of stocks in New York. Western Union 　 　 Edison $ 40,000 for
this invention.
Edison
used the money to open a shop in Newark in the state of New Jersey. In 1876,
Edison and his family moved to Menlo Park in the same state. There he built his
own laboratory later.
【答案】changed；by；result；used；paid
【知识点】短文填空
【解析】【分析】本文主要介绍了爱迪生作为发明家的一生。
（1）句意：他的很多发明已经改变了世界。根据下文This machine allowed people to place a vote…pressing a button instead of saying "yes" or "no"，可知他的发明改变了世界，change，改变，have+done，现在完成时，故填changed。
（2）句意：这台机器允许人们通过按下按钮来投票，而不是说“是”或“否”。by doing sth，通过做某事，固定搭配，且符合句意，故填by。
（3）句意：由于努力工作，他发明了电报机。根据hard work，可知是由于努力工作，才发明了电报机，as a result of 由于，固定搭配，故填result。
（4）句意：这台机器是用来记录纽约股票价格的。根据record the price of stocks，可知是被用来记录股票价格，be used to do 被用来做某事，固定搭配，故填used。
（5）句意：西联为这项发明向爱迪生支付了4万美元。pay…for…为……支付……固定搭配，因时态为一般过去时，pay过去式为paid，故填paid。
【点评】考查填空题，注意先略读文章，理解文章大意，再根据上下文内容及语法知识填空。
六、阅读理解。(每小题4分,共20分)
22．阅读理解
How old
are you Have you created anything useful Do you know Kelvin Doe Let me tell
you something about him.
Kelvin Doe
is an African boy. Though he is very clever, his family is so poor that he
can't go to school. When most teenagers are learning how to solve maths
problems, Kelvin Doe is teaching himself to make batteries and generators (发电机) for his neighbourhood. Kelvin is only 22 years old, but has
already created batteries and generators by himself. He used things he picked
up around the house or from rubbish boxes to create them.
"In
my home town, we don't have much electricity and batteries are expensive,"
Kelvin said. So he decided to make batteries to light up people's homes. Kelvin
also owns a radio station. He broadcasts news and plays music for the local
people. The station gets its electricity from a generator also made by himself,
He wants to help more families in his home town live a happy and comfortable
life.
（1）Where does Kelvin Doe come from
A．He comes from America. B．He comes from England.
C．He comes from China. D．He comes from Africa.
（2）How old is Kelvin Doe
A．He is 10 years old. B．He is 12 years old.
C．He is 15 years old. D．He is 22 years old.
（3）Why does he want to make batteries and generators
A．Because he wants to light up people's homes.
B．Because electricity and batteries are expensive.
C．Because he wants to play music for the local people.
D．Because he wants to have a radio station.
（4）How does his radio station get its electricity
A．It is from a generator also made by himself.
B．It is from a battery also made by himself.
C．It is from rubbish boxes near his home.
D．The local people help him.
（5）What's the title for this passage
A．A young creator B．Batteries and generators
C．A happy life D．A radio station
【答案】（1）D
（2）D
（3）A
（4）A
（5）A
【知识点】科普环保类；说明文
【解析】【分析】本文主要介绍了年轻发明家Kelvin Doe发明了很多有用的东西。
（1）细节理解题。根据第二段Kelvin Doe is an African boy，可知Kelvin Doe来自非洲，故选D。
（2）细节理解题。根据第二段Kelvin is only 22 years old，可知Kelvin22岁，故选D。
（3）细节理解题。根据第三段So he decided to make batteries to light up people's homes，可知他制造电池和发电机是为了点亮人们的家，故选A。
（4）细节理解题。根据第三段The station gets its electricity from a generator also made by himself，可知电台的电来自他自己做的发电机，故选A。
（5）标题概括题。通过通读全文，可知文章主要介绍了年轻发明家Kelvin Doe，故选A。
【点评】考查细节理解题和标题概括题，注意先略读文章， 掌握文章大意，再分析题目和选项，根据关键词到文章进行定位、判断和选择。
外研版初中英语九年级上册Module 9 Great inventions Unit 2 Will books be replaced by the Internet同步训练
一、根据句意及首字母或汉语提示完成单词。(每小题3分,共15分)
1．Development in p 　 　 made it possible
to produce books more quickly and cheaply.
2．I think we are lost. Let's stop to ask the
policeman for d 　 　.
3．You'd better not tell the news to Jim, or he will
s 　 　 it around the whole village.
4．Do you know that a large 　 　 (数量) of clean water is wasted every day
5．
China does a lot of 　 　 (贸易) with many countries.
二、用所给单词的适当形式完成下列句子。(每小题3分,共15分)
6．With the 　 　 (develop) of Xiong'an
New Area, more than 180,000 jobs can be provided for local people.
7．Is there any 　 　 (connect) between
smoking and lung cancer (肺癌)
8．People's life has been changing since the
　 　 (introduce) of the Internet.
9．In those days few people had the chance
　 　 (learn) to read.
10．He 　 　 (look) through the
article and handed it back.
三、单项选择。(每小题3分,共15分)
11．（2020·江都模拟）Don't try to do everything at once. Take it a bit _______.
A．at times B．at that time C．at all times D．at a time
12．The scarf which is ______________ silk ________________ soft and comfortable.
A．made from; feels B．made of; feels
C．made in; smells D．made up of; smells
13．Let's wait and see whether books ______________ by the Internet in the future.
A．replace B．replaced
C．will be replaced D．were replaced
14．The shoes are made _____________ hand. As a result, they are very expensive.
A．in B．with C．by D．of
15．He trained very hard, and _____________ he got first prize in the competition.
A．so that B．in order to C．as a result D．rather than
四、句子翻译。(每小题4分,共20分)
16．他起床晚了.结果迟到了。
He got up late, and 　 　, he was
late.
17．我们经常把老师比作蜡烛。
We often 　 　 teachers
　 　 candles.
18．汽车是在1885年发明的吗
　 　 cars 　 　 in
1885
19．从某种程度上说他是一个诚实的人。
He is an honest man 　 　.
20．我爸爸在浏览今天的报纸。
五、根据上下文提示完成短文。(每空3分,共15分)
21．根据上下文提示完成短文
Thomas
Edison made thousands of inventions in his life. Many of his inventions have
　 　 the world. His first invention was a vote recorder (投票计数器) in 1868. This machine allowed people to place a vote
　 　 pressing a button instead of saying "yes" or
"no". However, American government officials did not like Edison's
invention because they preferred to call out their votes.
Then
Edison started a company with his friend Franklin Pope. Edison was busy from
early morning until late night. As a 　 　 of hard work, he
invented a telegraph. Later, he earned much money.
With some
of the money Edison started his own company. Next he invented a stock(股票) ticker. This machine was 　 　 to record the price
of stocks in New York. Western Union 　 　 Edison $ 40,000 for
this invention.
Edison
used the money to open a shop in Newark in the state of New Jersey. In 1876,
Edison and his family moved to Menlo Park in the same state. There he built his
own laboratory later.
六、阅读理解。(每小题4分,共20分)
22．阅读理解
How old
are you Have you created anything useful Do you know Kelvin Doe Let me tell
you something about him.
Kelvin Doe
is an African boy. Though he is very clever, his family is so poor that he
can't go to school. When most teenagers are learning how to solve maths
problems, Kelvin Doe is teaching himself to make batteries and generators (发电机) for his neighbourhood. Kelvin is only 22 years old, but has
already created batteries and generators by himself. He used things he picked
up around the house or from rubbish boxes to create them.
"In
my home town, we don't have much electricity and batteries are expensive,"
Kelvin said. So he decided to make batteries to light up people's homes. Kelvin
also owns a radio station. He broadcasts news and plays music for the local
people. The station gets its electricity from a generator also made by himself,
He wants to help more families in his home town live a happy and comfortable
life.
（1）Where does Kelvin Doe come from
A．He comes from America. B．He comes from England.
C．He comes from China. D．He comes from Africa.
（2）How old is Kelvin Doe
A．He is 10 years old. B．He is 12 years old.
C．He is 15 years old. D．He is 22 years old.
（3）Why does he want to make batteries and generators
A．Because he wants to light up people's homes.
B．Because electricity and batteries are expensive.
C．Because he wants to play music for the local people.
D．Because he wants to have a radio station.
（4）How does his radio station get its electricity
A．It is from a generator also made by himself.
B．It is from a battery also made by himself.
C．It is from rubbish boxes near his home.
D．The local people help him.
（5）What's the title for this passage
A．A young creator B．Batteries and generators
C．A happy life D．A radio station
答案解析部分
1．【答案】printing
【知识点】不可数名词
【解析】【分析】句意：印刷术的发展使人们更快、更廉价地生产书籍成为可能。根据produce books more quickly and cheaply，可知是印刷术的作用，printing印刷术，不可数名词，故填printing。
【点评】考查名词拼写，注意识记printing的用法。
2．【答案】directions
【知识点】固定搭配
【解析】【分析】句意：我认为我们迷路了。让我们停下来向警察问路。根据we are lost，可知迷路了是向警察问路，ask for directions，问路，固定搭配，故填directions。
【点评】考查固定搭配，注意识记ask for directions的用法。
3．【答案】spread
【知识点】动词原形
【解析】【分析】句意：你最好不要把这个消息告诉吉姆，否则他会把它传遍全村。根据or，否则，可知下文是把消息告诉Jim的后果，是会传遍全村，spread，传播，will+do，故填spread。
【点评】考查动词拼写，注意识记spread的用法。
4．【答案】amount
【知识点】不可数名词
【解析】【分析】句意：你知道每天都有大量的清水被浪费吗？数量，amount，不可数名词，a large amount of，大量，固定搭配，故填amount。
【点评】考查名词拼写，注意识记a large amount of的用法。
5．【答案】trade
【知识点】单词拼写；不可数名词
【解析】【分析】句意：中国与许多国家有贸易往来。贸易，trade，不可数名词，故答案是trade。
【点评】考查单词拼写，注意单词trade的拼写形式。
6．【答案】development
【知识点】不可数名词
【解析】【分析】句意：随着雄安新区的开发，可为当地居民提供18万个以上的就业岗位。develop发展，动词，the…of，中间应填名词，development发展，不可数名词，故填development。
【点评】考查不可数名词，注意识记development的用法。
7．【答案】connection
【知识点】不可数名词
【解析】【分析】句意：吸烟和肺癌之间有联系吗？connect连接，动词，any后加名词，connection联系，不可数名词，故填connection。
【点评】考查不可数名词，注意识记connection的用法。
8．【答案】introduction
【知识点】不可数名词
【解析】【分析】句意：自从互联网的引用，人们的生活一直在变化。introduce，介绍，引用，动词，the…of中间应填名词，introduction，引用，不可数名词，故填introduction。
【点评】考查不可数名词，注意识记introduction的用法。
9．【答案】to learn
【知识点】固定搭配
【解析】【分析】句意：在那些日子里，很少有人有机会学习读书。learn，学习，have the chance to do sth，有机会做某事，固定搭配，故填to learn。
【点评】考查固定搭配，注意识记have the chance to do sth的用法。
10．【答案】looked
【知识点】过去式和过去分词
【解析】【分析】句意：他浏览了一遍这篇文章，然后把它交了回去。look through浏览，根据handed，可知时态为一般过去时，look填过去式，故填looked。
【点评】考查过去式，注意识记时态的判断。
11．【答案】D
【知识点】短语辨析
【解析】【分析】句意：不要试图一次把所有事情做了。每次做一点儿。at times有时；at that time当时；at all times无论什么时候；at a time每次；根据句意可知是讲要逐步做，因此应使用每次做一点儿，故答案选D。
【点评】考查短语辨析，根据短语意义和语境做出选择。
12．【答案】B
【知识点】短语辨析
【解析】【分析】句意：丝绸做的围巾摸起来柔软舒适。be made from由……制成，不能看出原材料；be made of由……制成，能看出原材料；be made in在……被制造；be made up of由…组成。根据silk，可知是由丝绸制成，能看出原材料，且围巾应是摸起来柔软舒适，feel，摸起来，故选B。
【点评】考查短语辨析，注意识记be made of的用法。
13．【答案】C
【知识点】一般将来时的被动语态
【解析】【分析】句意：让我们拭目以待未来书籍是否会被互联网所取代 。根据in the future，可知时态为一般将来时，且为被动语态，故选C。
【点评】考查一般将来时的被动语态，识记一般将来时被动语态的用法。
14．【答案】C
【知识点】固定搭配
【解析】【分析】句意：这双鞋是手工做的。因此，它们非常昂贵。by hand手工，固定搭配，故选C。
【点评】考查固定搭配，注意识记by hand的用法。
15．【答案】C
【知识点】短语辨析
【解析】【分析】句意：他训练很刻苦，因此在比赛中得了一等奖。so that为了，in order to do为了，二者均表目的；as a result因此，表结果；rather than而不是。根据逻辑关系，可知前后是因果关系，前面是原因，后面是结果，故选C。
【点评】考查短语辨析，注意识记as a result的用法。
16．【答案】as a result
【知识点】汉译英
【解析】【分析】根据中英文对照，可知缺少成分“结果”，as a result，结果，固定搭配，故填as a result。
【点评】考查汉译英，注意识记as a result的用法。
17．【答案】compare；to
【知识点】汉译英
【解析】【分析】根据中英文对照，可知缺少成分“把……比作……”，compare sth to sth，把某物比作某物，固定搭配，主语为复数，根据often，可知时态为一般现在时，compare用原形，故填compare，to。
【点评】考查汉译英，注意根据中英文对照确定所缺成分并进行翻译。
18．【答案】Were；invented
【知识点】汉译英
【解析】【分析】根据中英文对照，可知缺少成分“发明”，根据句意可知汽车应是被发明，用被动语态，结构为be+done，根据in 1885，可知时态为一般过去时，主语cars为复数，be动词用were，因是一般疑问句，were位于句首，invent发明，过去分词为invented，句首首字母大写，故填Were，invented。
【点评】考查汉译英，注意根据中英文对照确定所缺成分并进行翻译。
19．【答案】in a way
【知识点】汉译英
【解析】【分析】根据中英文对照，可知缺少成分“从某种程度上”，in a way，从某种程度上，固定搭配，故填in a way。
【点评】考查汉译英，注意根据中英文对照确定所缺成分并进行翻译。
20．【答案】My father is looking through today's newspaper
【知识点】汉译英
【解析】【分析】我爸爸，my father，在，be+doing，浏览，look through，今天的报纸，today's newspaper，故填My father is looking through today's newspaper.
【点评】考查汉译英，注意根据中文意思确定句子的主干结构，再根据语法知识整理成句。
21．【答案】changed；by；result；used；paid
【知识点】短文填空
【解析】【分析】本文主要介绍了爱迪生作为发明家的一生。
（1）句意：他的很多发明已经改变了世界。根据下文This machine allowed people to place a vote…pressing a button instead of saying "yes" or "no"，可知他的发明改变了世界，change，改变，have+done，现在完成时，故填changed。
（2）句意：这台机器允许人们通过按下按钮来投票，而不是说“是”或“否”。by doing sth，通过做某事，固定搭配，且符合句意，故填by。
（3）句意：由于努力工作，他发明了电报机。根据hard work，可知是由于努力工作，才发明了电报机，as a result of 由于，固定搭配，故填result。
（4）句意：这台机器是用来记录纽约股票价格的。根据record the price of stocks，可知是被用来记录股票价格，be used to do 被用来做某事，固定搭配，故填used。
（5）句意：西联为这项发明向爱迪生支付了4万美元。pay…for…为……支付……固定搭配，因时态为一般过去时，pay过去式为paid，故填paid。
【点评】考查填空题，注意先略读文章，理解文章大意，再根据上下文内容及语法知识填空。
22．【答案】（1）D
（2）D
（3）A
（4）A
（5）A
【知识点】科普环保类；说明文
【解析】【分析】本文主要介绍了年轻发明家Kelvin Doe发明了很多有用的东西。
（1）细节理解题。根据第二段Kelvin Doe is an African boy，可知Kelvin Doe来自非洲，故选D。
（2）细节理解题。根据第二段Kelvin is only 22 years old，可知Kelvin22岁，故选D。
（3）细节理解题。根据第三段So he decided to make batteries to light up people's homes，可知他制造电池和发电机是为了点亮人们的家，故选A。
（4）细节理解题。根据第三段The station gets its electricity from a generator also made by himself，可知电台的电来自他自己做的发电机，故选A。
（5）标题概括题。通过通读全文，可知文章主要介绍了年轻发明家Kelvin Doe，故选A。
【点评】考查细节理解题和标题概括题，注意先略读文章， 掌握文章大意，再分析题目和选项，根据关键词到文章进行定位、判断和选择。