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31. Let’s listen to the Easy F.M. on China Radio International, ( )?
A. do we B. don’t we √C. shall we D. will we
32. No single woman could have done that,( )
√A. did it B. didn’t it C. do it D. does it
33. No single woman could have done that, ( )?
A. could they B. couldn’t they √C. could she D. couldn’t she
34. We’d better not go to the Canyon,( )
√A. had we B. did we C. would’t we D. didn’t we
35. Nobody has phoned while I was not,( )
A. has he B. haven’t they C. has’t he √D. have they
