1. 根据所给句子，填入一个适当的单词，使句意完整。
（1）It's too difficult to ________ which one to buy.
（2）Can you tell us the ________ idea of the passage?
（3）In China, people usually ________ hands when they meet for the first time.
（4）Don't talk ________. The baby is sleeping.
（5）________ the man is 80 years old, he can run very fast.
2. —How was ________ dinner at Bill's house?
—It was great. Bill's mum is ________ wonderful cook.
A.a; an B.a; the C.the; a
3. —I think taking a walk after supper is a good ________.
—So it is. It keeps us healthy.
A.rule B.habit C.hobby
4. —How much yogurt do you need?
—I need ________.
A.two cups of yogurt B.two cup of yogurt
C.two cup of yogurts
5. Do you know the first bicycle appeared about two ________ years ago?
A.hundred of B.hundreds C.hundred
6. Shanghai is one of ________ cities in the world.
A.the biggest B.big C.bigger
7. —Would you mind studying in such a noisy room?
—No, but my sister needs a ________ place to study in.
A.smaller B.quieter C.safer
8. You shouldn't make the boy ________ in the sun. It's too hot.
A.to stand B.stand C.stands
9. I am ________, but I have nothing to eat.
A.relaxed B.hungry C.thirsty
10. Don't worry about him. He is ________ to drive a car.
A.friendly enough B.enough old C.old enough
11. —________ do you go to the cinema?
—Once a month.
A.How often B.How long C.How far
