---I’m sorry to have kept you waiting.---Oh, not at all. I here only a few minutes.A have been . B. had beenC., was D. will be
Though he did not say so directly, the inspector _____ the man was guilty.
Mr Smith, of the speech, started to read a novel.
All of us still remember the terrible earthquake that Tangshan twenty years ago.
The College Entrance Examination near, so you should be prepared for it.
_____ China’s reform and opening up in late 1978, its quick development has aroused worldwide attention, which has made America anxious about it.