---- _______can I improve my pronunciation?----One way is listening to tapes.
— ____can we board our plane? — In twenty minutes. A. How soon B. How long C. How often
You______be tired after playing sports for a long time without a rest. A. must B. need C. can’t
—Is there a ball under the desk? —______________________. A. Yes, it is B. Yes, there’s C. No, there isn’t
Let’s search the Internet for some information about famous people,______? A. will you B. shall we C. won’t you
The boy found ______hard to get along with the other classmates. A. this B. that C. it