第二节语法和词汇知识(共l5小题;每小题l分,满分l5分)从A、B、C、D四个选项中,选出可以填人空白处的最佳选项,并在答题卡上将该项涂黑。We_____last night,but we went to the concert instead. A.must have studied B.might study C.should have studied D.would study
._______, I cannot accept your invitation. Hopefully, we’ll get together some time next year.
You should not have said that to her. It hurt her. --- I know. I regret ___________.
– Shall I give you a hand? ---I can handle it. ______.
– Did you telephone the manager’s office? ---Yes. He _______ back by noon .
________, he has finished his job ahead of time.