In the past few years there _________great changes in my hometown.
A. have been B. were C. had been D. are
--- Don’t step on the grass next time, Mike.
---________.
A. Is that so? B. Don’t worry. C. No, I don’t D. Sorry, I won’t
They _______ in Nanjing since they came to China two years ago.
A. lived B. have lived C. live D. are living
I don’t know when my son ________ back. When he_________ back, I’ll call you.
A. comes, comes B. will come, will come
C. comes, will come D. will come, comes
---Must I finish doing my homework now, Mum?
---No, you ________.
A. can’t B. may not C. mustn’tD. needn’t
---_______ beautiful music it is!
A. What B. How C. What a D. How