A. am not
B. don't
C. isn't
D. aren't

A. no
B. not
C. am not
D. don't

A. are, doing
B. do, doing
C. do, do

My brother and my sister             their homework on Sunday.

A. don't
B. not do
C. doesn't do
D. don't do

A. haven't
B. can't
C. aren't
D. don't

A. don't
B. am not
C. isn't
D. doesn't

A. not
B. isn't
C. don't
D. doesn't

1. I think his suggestions are valuable for my study. (改为否定句)
    I ______ think his suggestions ______ valuable for my study.
2. Many well-known people took part in this year's Shanghai Film Festival. (改为一般疑问句)
    ______ many well-known people ______ part in this year's Shanghai Film Festival?
3."Remember to come here on time" The teacher said to Tom. (改为间接引语)
   The teacher told Tom ______ remember to ______ ______ on time.
4. The poor boy is called Bob. He lost both his parents. (改成含定语从句的复合句)
    The poor boy ______ ______ ______ ______ ______ last year is called Bob.
5. My son won the first prize in the speech contest last week.(改为被动语态)
    The first prize ______ ______ in the speech contest ______ ______ ______ last week.

1. We keep in touch with each other by email. (改为否定句)
    We _____ _____ in touch with each other by email.
2. Our school organizes an English speech contest once a year. (对画线部分提分)
    _____ _____ does your school organize an English speech contest?
3. The beach is a nice place for tourists. (改为感叹句)
    _____ _____ nice place the beach is for tourists!
4. Are there any new markets in Asia? The sales manager wants to know. (合并为一句)
   The sales manager wants to know _____ there _____ any new markets in Asia.
5. The university will invite many graduates to celebrate its 100th birthday. (改为被动语态)
    Many graduates will _____ _____ by the university to celebrate its 100th birthday.
6. We shouldn't talk loudly in the theater. We shouldn't smoke there, either. (保持句意不变)
    We should _____ talk loudly _____ smoke in the theater.

A. won't
B. don't
C. aren't