完形填空. Take three basins. Fill the first basin with water which is as hot as you are able to bear with your hands. In the second basin mix hot water with c-初中英语-魔方格

◎ 题干

完形填空.

Take three basins. Fill the first basin with water which is as hot as you are able to bear with your hands. In the second basin mix hot water with cold water. Fill the third basin with cold water from the tap.
Now place the basins on the table. Put your right hand in the hot water. Put your left hand in the cold
water. After twenty seconds move both your hands into the lukewarm (微温的)water. What do you feel? Your left hand feels warm and your right hand feels cold. But both hands are in the same basin of water.

1. The writer is talking about _ .

A. hot water
B. cold water
C. basins
D. an experiment

2. How many basins are needed in this experiment?

A. One. .
B. Two.
C. Three.
D. Four.

3. Your left hand feels warm and your right hand feels cold in the same basin because .

A. they are in different basins of water
B. your right hand is stronger than your left hand
C. your left hand is stronger than your right hand
D. they were in different basins of water a short time ago

4. After putting your hand in the cold water, you put it in the hot water. You will find .

A. the water too hot for you to bear
B. the hot water is lukewarm
C. the water is cold
D. your hand turns black

5. This experiment shows that .

A. sometimes our senses deceive(欺骗) us
B. we can always get to know whether something is hot or cold by feeling it with our hands
C. hot water and cold water do not mix
D. one of our hands is stronger than the other

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◎ 知识点

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