Have you ever had the experience of drinking water that was just boiled? It hurts you because it's too hot. But if you wait too Iong, the water may get cold. Can you find a bottle that you can drink w 题目和参考答案——青夏教育精英家教网—

题目内容

     Have you ever had the experience of drinking water that was just boiled(煮沸的)? It hurts you because it's too hot. But if you wait too Iong, the water may get cold.
     Can you find a bottle that you can drink water comfortably but can'l be hurt by the hot water.
Scientists found drinking 40-degree water is best for our health. Now a girl has found the bottlc. She is a
middle school student named Xiang Zeyu. She  is  from Xi'an, Shaanxi.  She is studying at Xi'an Aizhi
Midclle School.  The 15-year- old girl came up with the idea when she heard her younger sister complain
that her boiled water was toohot or too cold to drink. She decided to make all inveIltion that could tell the proper time to drink the boilecl watu. Xizing and her classmate Li Jingyi first bought a tem lierature
detector(检测器)that had been set to sense the temperature at 40 degrees.  Then they connected(连接)it
to a music chip,a switch(开关)ancl a can with electric wires(电线)．After they cov- ered the can with a
bigger bottle, their invention was ready.  Powered by two AAA batteries(电池),the bottle works well. "
Pour the boiled water into the bottle and turn on the switch, then wait. The bottle will begin to sing when
the temperature is right 40 degrees," Xiang said. rro invent this bottle, Xiang and her classmate spent ~50
and one whole week of their spare time.

1. How many degrees of water is best for our body?

A. 40.
B. 45.
C. 80.
D. 50.

2.____invented the bottle.

A. A 15-year-old boy
B. Xiang Zeyu
C. Xiang Zeyu and her classmate
D. Xiang Zeyu's classmate

3. Why did Xiang zeyu invent the bottle?

A. She was hurt by boiled water.
B. Her classmate was hurt by boiled water.
C. Her younger sister complained.the boiled water.
D. Her younger sister was hurt by the boiled water.

4. How much did Xiang and her classmate spend on the invention7

A.  ￥40.
B.  ￥50.
C.  ￥30.
D.  ￥90.

5. What things did they use to make the bottle?

A. A temperature detector,a music chip,a can with electric wires,a switch,a bottle and two AAA
      batteries.
B.  A temperature detector,  a music chip,  a can with electric wires, and two AAA batteries.
C.  A temperature detector,a can with electric wires,  a bottle and two AAA batteries.
D.  A temperature detector,  a music chip,  a can, and two AAA batteries.

1 -5 ACCBA

练习册系列答案

Air is very important to everything that lives. But the air we breathe is g【小题1】___ dirty. People all over the world are looking for w【小题2】___ to make it clean again.
Have you e【小题3】__ watched the smoke from chimneys rising high in the air? Have you s【小题4】__ the smoke from cars and trucks on roads or the smoke from planes? The smoke is not g【小题5】___ to breathe. If we want to keep well and strong, we need to breathe c【小题6】__ air.
W【小题7】___ more and more factories everywhere and more and more cars, trucks and planes, it is getting harder and harder to do with the air p【小题8】___.
Scientists have a【小题9】__ found ways to stop or slow down some of the things that make the air dirty. They will not stop working u【小题10】__ we have clean air again.

单词拼写（共10小题，计10分）
根据下列句子及所给单词的首字母，在答题纸上按题号写出各单词的完全形式（每空限填一词）。
【小题1】 Be careful. There is a wine b_______ on the table. You might break it.
【小题2】 The number after twenty-nine is t________.
【小题3】Have you e________ been to the Great Wall?
【小题4】It’s dangerous to d________ a car after you get drunk.
【小题5】Your parents are your f________ and mother.
【小题6】If a dream comes t________, it actually happens.
【小题7】W________ is the coldest season of the year.
【小题8】When snow f________, it comes down from the sky.
【小题9】It’s best to water plants either e________ in the morning or late at night.
【小题10】We don’t go to the c________ much for movies because we have a video.

根据短文内容及所给首字母提示写出所缺单词, 并将完整单词填在下面对应题号后的横线上。

Air is very important to everything that lives. But the air we breathe is g 1 dirty. People all over the world are looking for w 2 to make it clean again.

Have you e 3 watched the smoke from chimneys(烟囱) rising high in the air? Have you s 4 the smoke from cars and trucks on roads or the smoke from planes? The smoke is not g 5 to breathe. If we want to keep healthy and strong, we need to breathe c 6 air.

W 7 more and more factories everywhere and more and more cars, trucks and planes, it is getting harder and harder to do with the air p 8 .

Scientists have a 9 taken actions to stop or slow down some of the things that make the air dirty. They will not stop working u 10 we have clean air again.

1. 2. 3. 4. 5.

6. 7. 8. 9. 10.

根据首字母及上下文提示完成对话

A: Have you e_80___ been to Tokyo?

B: No, I have n___81__ been there before. But this summer I will go there with my parents.

A: I am s__82__ you will like it. My uncle u__83___ to work in Tokyo. But now he has g__84___to Paris for an i___85___ meeting. He will give a talk about how to p____86___ whales next week.

B: Paris? That is a really wonderful city with a very b__87_______ view.

A: R___88____? H__89___ I wish I could go there!

80____________81_____________82______________83______________84_____________

85____________86______________87_____________88______________89_____________

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