1. John and Mike ___________ kites near the river now. (fly)
2. It's expensive ____________ to other countries. (travel)
3. Jim _____________ not cook five years ago. (can)
4. The _____________ day of May is his birthday. (twelve)
5. He enjoys _____________ tricks on his friends. (play)

1. Look, they _______ (play) games on the playground.
2. Listen, who ________ (sing) in the next room?
3. — Why ______ (be) he very happy now? 
    — Because his mother gave him a present.
4. — Where _______ (be) you yesterday afternoon? 
    — I _______ (be) at home.
5. I _______ ( not do) my homework yesterday afternoon. I _______ (watch) TV.
6. — Who _______ (come) to see you last Sunday? 
    — My uncle _______ (do).
7. — _______ you _______ (play) football with your friends yesterday morning? 
    — Yes, I _______ (do).
8. _______ (go) and see who is in that room.
9. _______ (not play) in the street. It's dangerous.
10. _______ (be) there any ink in that bottle?

A. is
B. am
C. are
D. can

1. It's five o'clock. The students ________ (play) football on the playground.
2. You _______ (not pass) the exam if you don't work hard enough.
3. The baby is sleeping. Could you please stop ________ (make) so much noise?
4. This machine ________ (use) for cleaning the house.
5. The man spoke very slowly. He wanted me ________ (understand) what he said.

A. sleeps
B. is sleeping
C. sleep
D. is sleep

1. She often swims with her friends at pool. (用now改写)
    She ______ ______ with her friends at the pool.
2. You can't talk loudly in the library. (改为祈使句)
     ______ ______ loudly in the library.
3. Does she have any color pencils? (改为肯定句) 　　
    She ______ ______ color Pencils.
4. I have a new house. It has two bedrooms. (合并为一句)
     I have a house ______ two bedrooms.
5. It's very kind of you. (改为感叹句)
    ______ ______ you are!

1. Look! The children _____ (swim) happily in the river.
2. How about _____ (fly) a kite, Kate?
3. Next week we _____ (have) an English evening.
4. Thank you for _____ (ask) me to come here.
5. They each _____ (have) a new bike.
6. My father often _____ (smoke) in the evening.
7. Would you like _____ (go) running with me?
8. Let's _____ (take) that one.
9. Listen! Mary _____ (read) Chinese in the next room.
10. I want _____ (learn) how to mend the bike.

1. —Oh, what a beautiful song!
    —Who ________ this song? (sing)
2. —Where ________we________ (meet)?
    —Let's meet outside the park gate.
3.—Where is Tom?
   —He ________ (go) to the post office. I think he ________ (come) back soon.
4.Your brother _________ ( study) it since he was ten years old.
5.How long ________ you _________ (do) your homework so far?

1.Listen! How wonderfully the girls _________ (sing)!
2.Simon will leave here if he _________ (finish) the work tomorrow.
3.________ you ________ (go) to the World Park in Beijing next week?
4.—What did you do last night?
  —I _________ (write) a letter to my parents.
5.The zookeeper told them __________ (not leave) litter there.