Mr. Wang has taught in our school _______ he came to Hainan.
A. when B. for C. since
---Will you go shopping with me this afternoon?
---____,if Tom does.
| A．So I will | B．So will I |
| C．So do I | D．So I do |
---Look! _________ clean the classroom looks !
---Yes. I’m sure somebody __________ it up.
| A．What , has cleaned |
| B．How , cleaned |
| C．What , cleaned |
| D．How ,has cleaned |
Wars are disasters. A large number of people will lose their homes if a war .
| A．breaks out | B．breaks down |
| C．breaks up | D．breaks off |
---How do you like the story?---Interesting,_______ the end of it is not perfect.
| A．though | B．so |
| C．or | D．because |
You are working too hard. You’d better keep a__________ between work and relaxation.
| A．promise | B．secret |
| C．balance | D．diary |