3.直到手术后他才回家。
He ______ go home ______the operation was over.
2.战争持续了三年，最后南方胜利了。
The war lasted three years before the South won ____________.
1.我想每天给你们带来更多的时间学习和休息。
I want to give you ______________ to study and rest.
A: Hello, Peter! 1_____
B: Certainly! 2_____
A: Which of these do you think is the most useful invention, a computer, a telephone or a television?
B: 3_____ the most useful one is a computer.
A: Why is that?
B: Oh, I think it can help us work and play.
A: 4_____ when it was invented?
B: 5_____, I don’t know.
a. What is it used for?
b. May I ask you a question?
c. Sorry.
d. What is it used for?
e. I think
f. What is it?
g. Do you know
1. This bike is buy in Harbin, isn’t it?
A B C D
2. Are there more than two thousands students in your school?
3. Electric shippers are used for to see in the dark..
4. Don’t you usually like to eat cabbage leafs?
5. Although my friend was in a hurry, but he stopped to talk to me.
6. I won’t leave until my friend will come here tomorrow.
15. Our classroom _____ every day, so it’s very clean.
A. cleans B. is cleaning C. is cleaned D. cleaned
14. English is _____ useful language, isn’t it?
A. a B. an C. the D. x
13. They have sprinkled _____ salt in the soup.
A. any B. much C. many D. lots of
12. This kind of food is cooked by a cook _____ Jack.
A. call b. calls C. called D. calling
11. I don’t like eating chocolate because the taste is too _____.
A. salty B. sour C. sweet D. hot