Unit5 What are the shirts made of
第三课时(分层作业)
基础达标
一、根据首字母填空
根据句意和所给汉语，完成句子。每空一词
1 ．One of the （邮递员） is my father’s friend.
2 ．She works at the （本地的） post office
3 ．We need different （材料） to make the kite.
4 ．In America, you can find （产品） made in China easily.
5 ．The Internet has become part of （日常的） life.
6 ．Chinese people usually use （筷子） to have meals.
7 ．Qingdao is （广泛地，普遍地） known for Mount Lao.
8 ．Autumn is coming and the （树叶） are becoming yellow.
9 ．Shanghai is one of the （生机勃勃的） cities in China.
10 ．Most （德国人） speak their own language in （德国）
二、用所给单词的正确形式填空
用所给词的适当形式填空。每词限用一次
not allow avoid go get produce
11 ．The factory about 10,000 cars since last year.
12 ．People in many countries hardly buying products made in China now.
13 ．Last year he to visit his aunt and uncle in San Francisco.
14 ．In the future, China better at making high-technology products.
15 ．Children under 18 to watch this show without their parents.
三、多句选词填空
用所给词的适当形式填空。每词限用一次。
produce ，pack ，pick ，avoid ，know
16 ．We each other since we were little children.
17 ．Look！The girls some apples in the garden.
18 ．Workers over 3 ，000 mobile phones next month.
19 ．Tom successfully making the same mistake again.
20 ．The tea and sent to different countries yesterday.
能力提升
四、单项选择
21 ．— What do you think of the shirt
— Very great. It is made of good .
A ．brand B ．material C ．coin D ．leaf
22 ．—Look, what have you done
—Sorry. If I another chance, I’ll do it better.
A ．give B ．will be given
C ．will give D ．am given
23 ．—Daniel is a boy of few words.
— But , he is warm-hearted.
A ．in a hurry B ．in fact
C ．in the end D ．above all
24 ．I find hard for me the work in such a short time.
A ．it; finish B ．it’s; finishing C ．it; to finish D ．it; finishing
25 ．Chopsticks when people eat Chinese food.
A ．is used B ．are used C ．was used D ．were used
26 ．The teacher realized that the boy was trying to avoid his eyes.
A ．see B ．looking C ．meeting D ．to leave
27 ．To study English, we should speak English .
A ．every day; every day B ．everyday; everyday
C ．everyday; every day D ．every day; everyday
28 ．—Do you like reading books
—Yes. Each of us to do more reading in and after class.
A ．are encouraged B ．encourage
C ．is encouraged D ．is encouraging
29 ．David was so excited at the good news that he could say a word.
A ．nearly B ．hard C ．ever D ．hardly
30 ．We are surprised to know that many products were made in China.
A ．so B ．such C ．very D ．pretty
五、句型转换
31 ．Whatever you do, I will try to help you.(改为同义句）
you do, I will try to help you.
32 ．They send the apples to the factory for processing.(改为被动语态）
The apples to the factory for processing.
33 ．China is famous for the Great Wall.(改为同义句）
China is the Great Wall.
34 ．Do you wash the dishes every day (改为被动语态）
the dishes by you every day
35 ．What language do people speak in that country (改为被动语态）
What language in that country
拓展训练
六、完形填空
A robot is a special kind of machine. It is a machine that can follow instructions. 36 it is a machine, it seldom makes mistakes or gets tired. And it 37 complains, unless you
tell it to!
Robots are around us. Some robots are used to 38 things. For example, robots can help make cars. Some robots are used to explore dangerous places. Some robots can help clean your house. Some robots can even 39 human languages. They can be used to help answer telephone calls. Some robots look like 40 , but most robots do not. They just look like
machines.
Long ago, people imagined 41 . Over 2,000 years ago, Homer, a famous poet, imagined robots. His robots were made of gold, but they were not 42 . Nobody was able to
make a real robot at that time. The 43 real robot was made in 1959.
In the future, we will have even more robots. They will do things that we can’t do, or that we don’t want to do, or that are too 44 for us. For example, robots will help us fight fires
and illnesses. They will help make our life 45 .
36 ．A ．Although B ．If C ．Because D ．So
37 ．A ．often B ．never C ．sometimes D ．ever
38 ．A ．move B ．find C ．get D ．make
39 ．A ．believe B ．understand C ．waste D ．forget
40 ．A ．humans B ．plants C ．cars D ．planes 41 ．A ．sky B ．space C ．robots D ．stars
42 ．A ．strong B ．smart C ．good D ．real
43 ．A ．next B ．other C ．first D ．last
44 ．A ．dangerous B ．easy C ．comfortable D ．strange
45 ．A ．well B ．better C ．bad D ．worse
七、阅读单选
In your schoolbags, you may have a pencil, some kinds of pens, a ruler and some books. None of these things grow in the fields. They were all made in factories. And, of course, they were invented by some people. There have not always been pencils or pens, a ruler and books.
Thousands of years ago no one knew about these things.
Who invented them first How did they have such clever ideas We always don’t know. There have been thousands of inventions, large and small, in the human history. Some of these inventions have changed the world, such as paper, printing, radio, telephone and computer, and
we know the inventors. But we have forgotten most of the other inventors.
Who invented the clock, for example, or the lock to the door We don’t know. There have been thousands of inventors and we should be grateful（感激 的 ）to them for their clever
ideas. Will you be one of them when you grow up
46 ．The things in your schoolbags are made in .
A ．wood B ．factories C ．metal D ．fields
47 ．Which of these things can’t be found in your schoolbag
A ．Books. B ．Rulers. C ．Pens. D ．Cars.
48 ．The inventors invented these things because .
A ．their children were at school B ．they hoped to save some money
C ．they had a lot of clever ideas D ．they had good machines
49 ．We don’t know .
A ．the name of the inventor of paper B ．the name of the inventor of telephone
C ．the name of the inventor of printing D ．the names of most inventors
50 ．The writer wonders .
A ．if you are an inventor B ．if you want to be an inventor
C ．what’s invented by you D ．how many inventors you knowUnit5 What are the shirts made of
第三课时(分层作业)
基础达标
一、根据首字母填空
根据句意和所给汉语，完成句子。每空一词
1 ．One of the （邮递员） is my father’s friend.
2 ．She works at the （本地的） post office
3 ．We need different （材料） to make the kite.
4 ．In America, you can find （产品） made in China easily.
5 ．The Internet has become part of （日常的） life.
(
【答案】
1
．
postmen 2
．
local 3
．
materials
4
．
products 5
．
everyday
【解析】
1
．句意：邮递员中的一个是我父亲的朋友。
one of
后跟可数名词复数，意为
“
……
之一
”
，根据汉
语提示可知填
postmen
。
2
．句意：她在本地的一家邮局工作。
此处用形容词作定语修饰
post office
，根据汉语提示可知填形容词
local
。
3
．句意：我们需要不同的材料来制造风筝。
形容词
different
后跟可数名词复
数，根据汉语提示可知填
materials
。
4
．句意：在美国，你能够容易地发现在中国制造的产品。
product“
产品
”
，为可数名词。根据句意和汉语提示可知用可数名词复数
products
。
5
．句意：互联网已经成为日常生活的一部分。
名词
life
前面需要由形容词作定语来修饰，根据所给汉语提示可知填形容词
everyday
。
)
6 ．Chinese people usually use （筷子） to have meals.
7 ．Qingdao is （广泛地，普遍地） known for Mount Lao.
8 ．Autumn is coming and the （树叶） are becoming yellow.
9 ．Shanghai is one of the （生机勃勃的） cities in China.
10 ．Most （德国人） speak their own language in （德国） .
(
【答案】
6
．
chopsticks 7
．
widely
8
．
leaves 9
．
liveliest
)
(
10
．
Germans
Germany
【解析】
6
．句意：中国人通常用筷子吃饭。
此空是名词作宾语，
chopstick
表示
“
筷子
”
，筷子通常都用一双，因此用复数形式。故
填
chopsticks
。
7
．句意：青岛以崂山而众所周知。
be known for
表示
“
以
……
而闻名
”
，根据汉语提示可知，此空是副词，修饰动词。
widely
表示
“
广泛地；普遍地
”
。故填
widely
。
8
．句意：秋天来了，树叶变黄了。
and
连接两个并列的句子，
“
树叶
”
是后一句的主语，根据系动词
are
可知，树叶用复数
形式。
leaf
表示
“
树叶
”
，复数形式为
leaves
。故填
leaves
。
9
．句意：上海是中国最生机勃勃的城市之一。
one of
the +
形容词最高级
+
名词复数表示
“
最
……
之一
”
。此空为形容词最高级，
lively
表示
“
生机勃勃的
”
，最高级为
liveliest
。故填
liveliest
。
10
．句意：大多数德国人在德国说他们自己的语言。
第一个空是名词作主语，
most
接名词的复数形式，
“
德国人
”
用
German
表示，复数形
式为
Germans
。第二个空是表示国家，
“
德国
”
用
Germany
表示。故填
Germ
ans
；
Germany
。
)
二、用所给单词的正确形式填空
用所给词的适当形式填空。每词限用一次
not allow avoid go get produce
11 ．The factory about 10,000 cars since last year.
12 ．People in many countries hardly buying products made in China now.
13 ．Last year he to visit his aunt and uncle in San Francisco.
14 ．In the future, China better at making high-technology products.
15 ．Children under 18 to watch this show without their parents.
(
【答案】
11
．
has produced 12
．
avoid 13
．
went
14
．
will get 15
．
aren’t
allowed
)
(
【解析】
11
．句意：从去年以来，这家工厂已经生产了大约一万辆车。
考查动词时态。根据常识可知工厂生产产品
，用动词
produce
，
since last year
和现在完
成时连用，主语
factory
是单数，故填
has produced
。
12
．句意：现在，许多国家的人们几乎不可能避免买在中国造的产品。
考查非谓语动词用法。短语
avoid doing st
h
避免做某事，动词
avoid
避免后跟动名词作
宾语，故填动词
avoid
。
13
．句意：去年，他去看望了他在旧金山的姑
姑和姑父。
考查动词时态。根据
last year
可知用一般过去时态，短
语
go to visit
去访问，看望，故
填
went
。
14
．句意：将来，中国会更擅长制造高技术产品。
考查动词时态。由句子的
in
the
future
在将来可知用一般将来时，短语
get
good
at
变得
擅长，故填
will get
。
15
．句意：
18
岁以下的儿童在没有家长陪同下，不允许看
这种表演。
考查动词的被动语态。短语
be allowed to do sth.
是被动语态，意
为被允许做某事，根据
主语
children
是复数可知
be
动词
用
are
，故填
aren’t allowed
。
【点睛】判断句子的时态除了根据句子的时间状语，还可以根据上下文联系和提示。
比如第
5
小题是根据日常生活规章来判断。
)
三、多句选词填空
用所给词的适当形式填空。每词限用一次。
produce ，pack ，pick ，avoid ，know
16 ．We each other since we were little children.
17 ．Look！The girls some apples in the garden.
18 ．Workers over 3 ，000 mobile phones next month.
19 ．Tom successfully making the same mistake again.
20 ．The tea and sent to different countries yesterday.
(
【答案】
16
．
have known 17
．
are picking 18
．
will produce
19
．
avoided
20
．
was packed
)
(
【解析】
16
．句意：从我们是小孩子的时候我们就认识了。
根据
since
可知此句表示从过去某时开始，
一直延续至今，用现在完成时。此空为谓语
动词。
know
表示
“
认识
”
。故填
h
ave known
。
17
．句意：看！这些女孩在果园里摘水果。
look
常用在现在进行时中，表示说话时正在进行的动作。
p
ick
表示
“
摘
”
，主语是
the
girls
复数，谓语动词用
are picking
。故填
are
picking
。
18
．句意：下个月工人们将生产超过
3 000
部手
机。
根据
next month“
下个月
”
可知此句时态
为一般将来时。此空为谓语动词，
produce
表示
“
生产
”
。故填
will produce
。
19
．句意：汤姆成功避免再犯同样的错误。
此空缺少谓语动词，结合句意
“
成功避免再犯同样的错误。
”
可知是这件事是已经发生
过的事情，故时态为一般过去时。
avoid
表示
“
避免
”
，过去式
为
avoided
。
avoid doing
sth
表示
“
避免做某事
”
。故填
avoided
。
20
．句意：昨天茶叶被包装运送到不同的国家。
根据
yesterday
可知此句时态为一般过去时。
pack
表示
“
包装
”
，动词，
tea
与
pack
之间
的关系应该是被动关系，因此此句是一般过去时的被动语态。故填
was packed
。
)
能力提升
四、单项选择
21 ．— What do you think of the shirt
— Very great. It is made of good .
A ．brand B ．material C ．coin D ．leaf
(
【答案】
B
【详解】句意：
—
你觉得这件衬衫怎样？
—
很好。它由好布
料制作。
本题考查名词词义和句意辨析。
brand
品牌；
material
原料，材料；
coin
硬币；
le
af
叶
子。根据常识可知好衣服取决于制作的材料，故选
B
。
)
22 ．—Look, what have you done
—Sorry. If I another chance, I’ll do it better.
A .
C .
give
will give
B .
D .
will be given
am given
(
【答案】
D
【详解】试题分析：句意：
---
看，你已经做了些什么？
---
对不起。如果我被再给一次
机会，我就会做得更好。此题考查被动语态，根据句意，应选
D
。
考点：考查被动语态。
)
23 ．—Daniel is a boy of few words.
— But , he is warm-hearted.
A ．in a hurry B ．in fact
C ．in the end D ．above all
(
【答案】
B
【详解】句意：
——
丹尼尔是个话不多的男孩。
——
但是实际上，他是个热心肠的
人。
根据
Daniel is a boy of
few words.
和
he is warm-hearted.
可知是事实上；
in a
hu
rry
意为
“
匆忙的
”
；
in fact
意为
“
事实上
”
；
in the end
意为
“
最后
”
；
abov
e all
意为
“
首要的是
”
。故
选
B
。
)
24 ．I find hard for me the work in such a short time.
A ．it; finish B ．it’s; finishing C ．it; to finish D ．it; finishing
(
【答案】
C
【详解】句意：我发现，对我来说在如此短的时间完成这项工作是困难的。
本题考查代词
it
作形式宾语的用法。固定结构
it + adj. + for sb. +
to
do
sth.
意为
“
对某
人来说做某事是
……
的
”
，
it
作
find
的形式宾语，真正宾语是动词不定式
to fin
ish
。故
选
C
。
)
25 ．Chopsticks when people eat Chinese food.
A ．is used B ．are used C ．was used D ．were used
(
【答案】
B
【详解】句意：当人们吃中餐时，筷子被使用。
考查一般现在时被动语态。
is used
当主语是第三人称单数时，
一般现在时被动语态；
are used
当主语是复数或第二人称时，
一般现在时被
动语态；
was used
主语是单数的一
般过去时被动语态；
were used
主语是第二人称或复数时一般过去时被动语态。本句的
主语
chopsticks
是复数，
be
动词用
are
，故选
B
。
)
26 ．The teacher realized that the boy was trying to avoid his eyes.
A ．see B ．looking C ．meeting D ．to leave
(
【答案】
C
【详解】句意：老师意识到那个男孩正试图避免看他的眼
睛。
考查非谓语动词用法。短语
avoid doing sth.
意为
“
避免做某事
”
，可排除
A
、
D
两项；
look
是不及物动词，其后不可直接跟宾语，也可以排除。故选
C
。
)
27 ．To study English, we should speak English .
A ．every day; every day B ．everyday; everyday
C ．everyday; every day D ．every day; everyday
(
【答案】
C
【详解】句意：
“
为了学英语，你必须每天说日常英语
”
。
ever
yday
日常的，平常的；
every day
天天。根据句意，故选
C
。
点睛：辨析
everyday
与
every day
的区别
everyday
是形容词，只做定语，表示
“
日常的、平常的
”
The everyday English should be learned b
y heart.
every
day
是副词短语，做状语，表示
“
每天、天天
”
We speak English
every
day.
)
28 ．—Do you like reading books
—Yes. Each of us to do more reading in and after class.
A ．are encouraged B ．encourage
C ．is encouraged D ．is encouraging
(
【答案】
C
【详解】试题分析：句意：
-
你喜欢读书吗？
-
是的。我们每个人都被鼓励在课内外做更
多的阅读。
encourage sb to do sth
鼓励某人做某事，其被动语态形式是
sb be
encour
aged
to do sth
。
Each of
us
作主语，谓
语动词要用第三人称单数形式。所以选
C
。
考点：考查被动语态及主谓一致。
)
29 ．David was so excited at the good news that he could say a word.
A ．nearly B ．hard C ．ever D ．hardly
(
【答案】
D
【详解】试题分析：句意：约翰是如此的激动对于这个好消息，
以至于他几乎不能说
一句话。
A. nearly
几乎；
B. hard
难的；
C. ever
曾经；
D. hardly
几乎不；
根据句意故
选
D
考点：考查副词辨析的用法。
)
30 ．We are surprised to know that many products were made in China.
A ．so B ．such C ．very D ．pretty
(
【答案】
A
【详解】句意：我们应该知道很多产品在中国制造。
考查副词用法。
so
是程度副词，如此；
such
是形容词，意为：如此，用来修饰名词；
very
很，非常；
pretty
副词，相当。根据空格后的形容词
many
可知用程度副词
so
，
故选
A
。
)
五、
句型转换
31 ．Whatever you do, I will try to help you.(改为同义句）
you do, I will try to help you.
32 ．They send the apples to the factory for processing.(改为被动语态）
The apples to the factory for processing.
33 ．China is famous for the Great Wall.(改为同义句）
China is the Great Wall.
34 ．Do you wash the dishes every day (改为被动语态）
the dishes by you every day
35 ．What language do people speak in that country (改为被动语态）
What language in that country
(
【答案】
31
.
33
．
known
spoken
No
for
matter
34
.
what
Are
32
.
washed
are
35
.
sen
t
is
【解析】
31
．根据上下句，
whatever=no matt
er what
，且位于句首，故填
No matter
what
。
32
．根据上下句，被动语态的结构为
be done
，且
apples
为复数，故填
are sent
。
33
．根据上下句，
be known for=be famous for
。故填
kn
own for
。
34
．根据上下句，被动语态结构为
be done
，且
dishes
为复数，故填
Are
washed
。
35
．根据上下句，被动语态结构为
be done
，且
language
为单数，故填
is spoken
。
)
拓展训练
六、完形填空
A robot is a special kind of machine. It is a machine that can follow instructions. 36 it is a machine, it seldom makes mistakes or gets tired. And it 37 complains, unless you
tell it to!
Robots are around us. Some robots are used to 38 things. For example, robots can help make cars. Some robots are used to explore dangerous places. Some robots can help clean your house. Some robots can even 39 human languages. They can be used to help answer telephone calls. Some robots look like 40 , but most robots do not. They just look like
machines.
Long ago, people imagined 41 . Over 2,000 years ago, Homer, a famous poet, imagined robots. His robots were made of gold, but they were not 42 . Nobody was able to
make a real robot at that time. The 43 real robot was made in 1959.
In the future, we will have even more robots. They will do things that we can’t do, or that
we don’t want to do, or that are too 44 for us. For example, robots will help us fight fires
and illnesses. They will help make our life 45 .
36 ．A ．Although B ．If C ．Because D ．So
37 ．A ．often B ．never C ．sometimes D ．ever
38 ．A ．move B ．find C ．get D ．make 39 ．A ．believe B ．understand C ．waste D ．forget 40 ．A ．humans B ．plants C ．cars D ．planes
41 ．A ．sky B ．space C ．robots D ．stars
42 ．A ．strong B ．smart C ．good D ．real
43 ．A ．next B ．other C ．first D ．last
44 ．A ．dangerous B ．easy C ．comfortable D ．strange
45 ．A ．well B ．better C ．bad D ．worse
(
【答案】
36
．
C 37
．
B
38
．
D 39
．
B 40
．
A 41
．
C 42
．
D 43
．
C
44
．
A
45
．
B
)
(
【分析】本文是说明文。短文介绍了机器人的特征、用途和它的发展历史，并展望了
未来机器人的发展远景：代替人类做很多事情。
36
．句意：
它是一种机器，所以它很少出错和疲劳。
考查从属连词和语境用法。
Althoug
h
尽管，虽然，引导让步状语从句；
If
如果，引
导条件从句；
Because
引导原因状语从句；
So
引导结果状语从句。根据常识可知，
机器人是一种机器是它很少出错和疲劳的原因，故选
C
。
37
．句意：它
抱怨，除非你告
诉它。
考查副词和语境辨析。
often
经常；
never
从不，决不；
sometime
s
有时；
ever
曾经。根
据后半句除非你告诉它，可知机器人从不会抱怨，故选
B
。
38
．句意： 一些机器人被用于
东西。
考查动词和语境辨析。
move
移动；
find
发现；
get
得到；
make
制造。根据下文列举了
机器人用于造汽车，可知这里说明机器人被用于制造东西，故选
D
。
39
．句意： 一些机器人甚至能够
人类语言。
考查动词和语境辨析。
believe
相信；
unders
tand
懂得，理解；
waste
浪费；
forget
忘
记。根据后一句机器人可以接电话可知，它
懂得人类的语言，故选
B
。
40
．句意： 一些机器人看起来像
。
考查名词和语境辨析。
humans
人类；
plants
植物；
cars
汽车；
planes
飞机。根据本段
最后一句的大部分机器人看上去像机器，可
知这里说的是一些机器人看上去像人类，
故选
A
。
41
．句意：很久以前，人们想象
。
考查名词和语境辨析。
sky
天空；
space
太空；
robots
机器人；
stars
星星。根据短文内
容可知，人们想象机器人，故选
C
。
42
．句意：他的机器人由金子制造，他们不是
的。
考查形容词和语境辨析。
strong
强壮的；
smart
聪明
的；
good
好的；
real
真实的。根据
本段最后一句可知，真实的机器人在
1959
年才造出来。所以他的机器人是不真实
的，
故选
D
。
43
．句意：
真实的机器人在
1959
年被造出。
考查数词用法和语境辨析。
next
下一个；
other
另外的；
first
第一的；
last
最后的。根
据上一句
“
那时候没有人能制造真实的机器人，
”
可知这是第一台机器人，故选
C
。
44
．句意： 他们将会做我们干不了的事情，或者我们不相干，或者对我们来说太
的事情。
)
(
考查形容词和语境辨析。
dangerous
危险的
；
easy
容易的；
comfortable
舒服的；
strange
陌生的。根据下一句机器人帮助我们灭火和跟疾病斗争可知是危险的，故选
A
。
45
．句意：他们将帮助我们的生活变得更美好。
考查形容词比较级和语境辨析。
well
好地；
better
更
好的，比较级；
bad
坏的；
worse
更坏的。根据本段介绍的机器人可以帮助人类做许多事情
可推测，他们能使我们的生
活更好，故选
B
。
)
七、阅读单选
In your schoolbags, you may have a pencil, some kinds of pens, a ruler and some books. None of these things grow in the fields. They were all made in factories. And, of course, they were invented by some people. There have not always been pencils or pens, a ruler and books.
Thousands of years ago no one knew about these things.
Who invented them first How did they have such clever ideas We always don’t know. There have been thousands of inventions, large and small, in the human history. Some of these inventions have changed the world, such as paper, printing, radio, telephone and computer, and
we know the inventors. But we have forgotten most of the other inventors.
Who invented the clock, for example, or the lock to the door We don’t know. There have been thousands of inventors and we should be grateful（感激 的 ）to them for their clever
ideas. Will you be one of them when you grow up
46 ．The things in your schoolbags are made in .
A ．wood B ．factories C ．metal D ．fields
47 ．Which of these things can’t be found in your schoolbag
A ．Books. B ．Rulers. C ．Pens. D ．Cars.
48 ．The inventors invented these things because .
A ．their children were at school B ．they hoped to save some money
C ．they had a lot of clever ideas D ．they had good machines
49 ．We don’t know .
A ．the name of the inventor of paper B ．the name of the inventor of telephone
C ．the name of the inventor of printing D ．the names of most inventors
50 ．The writer wonders .
A ．if you are an inventor
C ．what’s invented by you
B ．if you want to be an inventor
D ．how many inventors you know
(
【答案】
46
．
B 47
．
D
48
．
C
49
．
D
50
．
B
【分析】本文是说明文。世界上有很多发明和发明家，但是没有人知道历史上一些发
明的发明人，是他们的发明改变了世界，我们记住了一些发明家，但是更多的是那些
不知名的发明家，我们要感谢他们。
46
．细节理解题。根据第一段第
3
句
They were all made in factories.
可知，学习用品在
工厂生产，故选
B
。
47
．细节理解题。根据第一段第
1
句
In your schoolbags, you may have a pencil, some
kinds of
pens, a ruler and some books.
可知，在书包里不能看到汽车，故选
D
。
48
．细节理解题。根据第二段第
2
句
H
ow did they have such clever ideas
可知，发明家
发明东西因为他们有聪明的想法，故选
C
。
49
．细节理解题。根据第二段
Who invented
them first How did they have such
clever
ideas We always don’t know.
可知，我们不知道发明了这些东西的发
明人，是怎样发明
的。故选
D
。
50
．细节理解题。根据最后一句
Will you be one of
them
when you grow up
可知，作者
想知道你是否长大后相当发明家，故选
B
。
【点睛】阅读理解解题的小诀窍：
1
、平心静气审题，切忌粗心。在解答阅读题时，千万不要慌，
要静下心来，按照由易
到难，由浅入深的思维方式，先从容易的入手，逐渐的打开思路。
2
、仔细研读语段，整体感知文章内容。通常阅读一篇文章，第一遍需要
速读，首先要
重点理解文章的体裁是记叙文还是说明文。在答题时切忌没
完整的阅读过短文内容就
匆匆忙忙地写答案。最好先把文章从头到尾通读一遍，对文
章有一个整体的认识和理
解。
3
、巧妙借助
"
原话
"
，确定解题空间。在通读全文的基础上，将要回答的
问题放到阅读
的文章中来，再去浏览所要回答的试题，经过初步的思考，确定解决问题的阅读空
间。有些试题它要求用文中原话来回答，我们就可以用文中的原话来作答，这时就可
以
"
从文章中直接提取信息
"
来回答问题。
)
