Unit 4 Astronomy:the science of the stars
Exercise 1 据句意及所给单词首字母或汉语意思完成下列句子.
1. A __________ is scientific study of the sun, moon, stars, planets, ect.
2. Christian, Buddhist and Hindu are the main r_________ in the world.
3. The a___________ over dinner was warm and friendly.
4. The firework e__________ in his hand.
5. The news he s__________ around the town was not true.
6. It’s a _______ (谜) to me why they didn’t choose him.
7. We must care about further ___________ (进展).
8. As a parent, you should not ___________(鼓励) bad habits in a child.
9. The ECP ___________ (出版) weekly.
10. The force that attracts objects in space towards each other, and on the earth pulls them towards the center of the planet is called ____________ (重力).
Exercise 2 根据句意, 用所给的词或词组的最恰当形式填空(注意有多余选项)
lessen, dissolve, depend on, prevent…(from…), lay, now that, on earth, on the earth, on time, in time, surface, gradually
1._________ you’ve finished your homework, you can go and play football to have a rest.
2. I’ve phoned you several times. What __________ are you doing?
3. Nothing on earth can _________ me ________ loving her.
4. Do you best in your career, you’ll succeed ____________.
5. You must not look only at the __________ of things.
6. Salt ____________ easily in water.
7. The old man ____________ his two sons for food and clothing.
8. The cuckoo(杜鹃) __________ its eggs in other bird’s nest.
9. After hard working, they improved the things ______________.
10. The pain _________ already ___________ after taking the medicine.
参考答案
Unit 4:Exercise 1:1. Astronomy 2. religions 3. atmosphere 4. exploded 5. spread 6. mystery 7. developments 8. encourage 9. is published 10. gravityExercise 2:1. Now that 2. on earth 3. prevent…from 4. in time 5. surface6. dissolves 7. depends/depended on 8. lays/laid 9. gradually 10. was…lessening