This printer is of good quality. If it _______ break down within the first year, we would repair it at our expense.
When we arrived the cinema, the movie ____________ for 20 minutes.A. had started B had been on C. started D. is on
I don’ t believe he will come,__________?A. won’t he B. will he C. do I D don’t I
Is there anyone in your class ______family is in that city?
What ________ wonderful time we had at ________ Smiths’ then!
The disaster-stricken village was inaccessible ___________ by helicopter, and the storm added to the rescuers’ difficulty.