Exercise 1 for Unit 9

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Exercise 1 for Unit 9
I. Choose the best answer (选择最恰当的答案)
( ) 1. Shanghai is one of _____ in China
A. the biggest city
B. the bigger cities
C. a biggest city
D. the biggest cities
( ) 2. This information is important _____ me, so I will look hard for it.
A. for
B. with
C. to
D. at
( ) 3. We can keep our environment good by _____ more trees.
A. by not planting
B. by plant
C. by planting
D. to planting
( ) 4. We use fire for_____ food.
A. cook
B. cooking
C. to cook
D. cooked
( ) 5. Students must keep the reading room _____ when they are in it
A. quite
B. quiet
C. quietly
D. cleanly
( ) 6. Stop ______ that noise! Your grandmother is sleeping.
A. make
B. to make
C. making
D. made
( ) 7. If it _____ fine tomorrow, we _____to the park to have a picnic.
A. is, will go
B. does, will go
C. is, go
D. will be, will go
( ) 8. Only _____ quarter of the Earth is land.
A. a
B. an
C. /
D. the
( ) 9. Can we get food _____ the seas and oceans?
A. to
B. from
C. for
D. in
( ) 10. Firemen need water _____ out fires.
A. to put
B. for put
C. put
D. to putting
II. Complete the sentences with the given words in their proper forms(用括号中所给单词的适当形式完成下列句子)
1.Starfish and sea horses are ________________ sea animals. (interest)
2.Nowadays ________________ use nets to catch fish and prawns in the sea. (fish)
3.She uses ________________ water to wash her hands. (run)
4.John brushes his _________________ once a day. (teeth)
5.Elephants are much _________________ than most of the animals in the world. (heavy)
III.Rewrite the following sentences as required(根据所给要求,改写下列句子。

每空格限填一词)
1.The food we eat is from the ocean. (划线部分提问)
__________ ____________ the food we eat from?
2. We save water by turning off the taps after we use it. (划线部分提问)
__________ ____________ we save water?
3. Three quarters of the Earth is water. (划线部分提问)
__________ ___________ of the Earth is water?
4. The man uses sugar to make the coffee sweet. (保持原句意思)
The man uses sugar __________ ____________ the coffee sweet.
5. Whales are larger than any other animal on the Earth. (保持原句意思)
Whales are __________ __________ animals on the Earth..
6. She will stay in Los Angeles for about two weeks. (改为否定句)
She ____________ ___________ in Los Angeles for about two weeks.。