Unit 4 Grammar
一、选择合适的引导词填空
1. Mrs White was sure __________(that, if) John stole her wallet.
2. I am not sure __________ (if, what) she will go to the zoo with us tomorrow.
3. I want to know __________ (if, whether) you like playing football or not.
4. I’d like to know __________ (if, that) she will go there. __________ (Whether,
If) She goes there, please tell me as soon as possible.
5. He tells me __________ (that, if) there is an American film this evening.
6. She didn’t know __________ (who, where) they were waiting for.
二、根据句子的意思和中文提示写出单词
1. Our earth is becoming more and more （污染）.
2. Our bodies become （健康）than before.
3. Chinese （药）is famous all over the world.
4. The man was （呼吸）heavily at that time.
5. The car is （专门地）designed for the president.
6. He doesn’t know how to （描述）what he looks like.
7. He is in his （四十）.
8. （地球引力）will be a problem for the early settlers on Mars.
9. There will （可能）be no rain tomorrow.
10. A theatre was （挤满）with audience.
三、缺词填空 Last Friday , Mr Chen t 1 his class to the Space Museum. There were many things
about space there. F 2 , the children saw a film about space travel. They saw h 3 the
space shuttle took off into space and later landed on Earth a 4 . It was very exciting and
the children f 5 they were traveling in space themselves! A 6 the films, Mr Chen took
them to see some rocket models and space shuttle models. The models l 7 very real, but they
were much s 8 . Then the children saw some moon rocks. Two Americans l 9 on the moon in
1969. They put an American flag there. Then they took some rocks back to America. Before the children
left, they also w 10 a video show about people living and working in a space lab. The people
could stay in the space lab for months.
1. 2. 3. 4. 5.
6. 7. 8. 9. 10.
参考答案：
一、1.that 2.if 3.whether 4.if\If 5.that 6.who
二、 1.pollution 2.healthier 3.medicine 4.breathing 5. specially
6.describe 7. forties 8. Gravity 9.probably 10. crowded
三、 1.took 2.First 3. how 4. again 5.felt
6.After 7.looked 8.smaller 9.landed 10.watched
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