You will fall behind others ____________ you work hard.
| A．unless | B．though | C．if | D．since |
We’ll go to the Summer Palace _____it doesn’t rain this Saturday.
A. when B. if C. until
We want to know______ popcorn. Can you give us some help?
A. how to make B. what to make C. how making
- - -What should we do next?
- - -Here are some vegetables. We have to___________.
A .mix up them B. cut it up C. cut them up
My mother is busy _________the room.
A. clean B. to clean C. cleaning
- - -Harbin is really a beautiful city and there’re many places to visit.
- - -Oh, yes. Why not stay here for_________two days?
A. another B. other C. others