— Must I take a taxi? —No, you______. It is only a six minutes’ walk. A. don’t have to B. must C can’t D ought to
It was only when the war broke out ______ he began to realize everything was too late.
It was ten years ago ______ we last met in our hometown.
---- Mike, you clean the windows of the classroom this afternoon,_______? ---- But I cleaned them only yesterday.
The young man who we talked a lot about yesterday is unfit for the work, _____?
---- You have never seen an American film, have you? ---- ________. How I wish I had such a chance!