Our math teacher in our school for 20 years and he here when he was 23 years old. [ ——青夏教育精英家教网——

Our math teacher ______ in our school for 20 years and he ______ here when he was 23 years old.

A. has taught, has come
B. taught, comes
C. taught, came
D. has taught, came

Betty will ring me up when she ________ in Beijing.

A. arrive
B. arrives
C. arrived
D. will arrive

There ________ more cars now in our country.

A. have
B. are
C. is
D. has

句型转换。

1. Li Ming needs a T-shirt. (改为否定句)
    Li Ming                      a T-shirt.
2. Would you like to come? ( 改为同意句)
               you                                 ?
3. He has some new books. (改为否定句)
    He                       new books.
4. I like the red dress. (用the green dress 改为选择疑问句)
                                                       ?
5. He wants this one. ( 改为复数句).
                                                        .

Don't talk loudly at the meeting. If you ________, you will have to leave.

A. do
B. are
C. did

—Did your father used to be serious?
—Yes, he _____. But now he _____ outgoing.

A. were; was
B. does; is
C. did; is
D. did; was

用方框中所给词组的适当形式填空。

be harmful to, cut off, in public, be supposed to, take up

1. We each           protect the environment.?
2. Students shouldn't play computer games. It will           too much time.
3. Don't spit           . It's our duty to protect the environment.
4.The new factory           our view of the hills.?
5. Reading in bed            our eyes.

—I hope the summer vacation will come soon.
—_______. It's really relaxing.

A. So I did
B. So I do
C. So did I
D. So do I

I _______ my homework, I guess I can't join you.

A. don't finish
B. didn't finish
C. haven't finished
D. won't finish

—When will he leave for Shanghai?
—As soon as he _______ his work.

A. finished
B. will finish
C. is finishing
D. finishes

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