()3. It's important enough sleep every day.

A.have
B.to have
C.having

3.B

()4. She decided to the countryside with her parents.

A.go
B.going
C.to go

4.C

()5. Can you teach me how dumplings?

A.make
B.making
C.to make

5.C

()6. He refused my questions.

A.not answer
B.to answer
C.answering

6.B

二、判断句子正(√)误(×),画出错误的部分并改正。
1. I want to eating a cake. ()
2. She hopes to go to school on time. ()
3. He decides learn English. ()
4. My mother asks me not to late. ()
5. Let's to play football. ()
6. It's important to have breakfast. ()
7. She promises help me. ()
8. We need to buy some water. ()
9. He made me to cry. ()
10. I hope see you soon. ()

1. ×; to eating→ to eat
2. √
3. ×; learn→to learn
4. ×; to late → to be late
5. ×; to play→ play
6. √
7. ×; help→ to help
8. √
9. ×; to cry→cry
10. ×; see→to see

三、用所给动词的适当形式填空(含省略to的不定式)。
1. Let's (play) basketball after school.
2. He made me (laugh) loudly.
3. Please let her (go) first.
4. I noticed him (take) a quick look at his watch.
5. Let's (not argue) about this plan any more.
6. He heard his students (walk) down the stairway.
7. We want (visit) the Great Wall this summer holiday.
8. The man stood up (reach) for food across the table.
9. My father was not sure when (leave).
10. She didn't know what (say) to her head teacher.

1. play
2. laugh
3. go
4. take
5. not argue
6. walk
7. to visit
8. to reach
9. to leave
10. to say