题目内容
Passage 8(2012 盐城,B)
Doing experiments can be interesting,and you may try the fol?lowing experiments at home. Make sure that you’ll do them with an adult.
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1. How many experiments are there in the pictures?
A. Six. B. Five. C. Three. D. Two.
2. The following are the instructions on how to do “ Step 2” in these experiments. Which one is the right order?
a. Pour 3/4 of the water away.
b. Put a balloon on the bottle.
c. Put the bottle in a bucket of hot water.
d. The air rises into the bal?loon.
A. a,b ,c B. a,c,b C. b,a,c D. c,a,b 3. What can you see in the bottle at last in Experiment A?
A. Some ice.
B. Some water.
C. Some ice and water.
D.A cloud and some water.
4. What will happen to the balloon in “Step 3” in Experiment C?
A. It will be bigger. B. It will be broken.
C. It won’t change. D. It will be in the bottle.
Passage 8
[语篇解读]这是一篇说明文。介绍了三个物理实验的实验步骤。
1. C细节理解题。根据图示可以看出一共3个实验。
2. B推理判断题。观察实验A.会发现瓶子里少了 3/4的水;观察实 验B.会发现在瓶口装上空气球放到热水里后,气球鼓起来了;观察 实验C.会发现先把瓶子放在热水里,然后在瓶口装上空气球,再放 到凉水里,气球被吸到瓶里去了。
3. D推理判断题。观察实验A.在瓶口放上冰块后,里面的空气遇 冷,产生水珠,形成云。
4. D推理判断题。观察实验C.瓶子先是放到热水里,瓶口装上空气 球后,再放到凉水里,气球被吸到瓶里去了。
[难点]看懂图片,理解每一个实验步骤,了解实验现象,并能适当展
开想象。