第二语法和词汇知识(共15小题;每小题1分,满分15分)从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。We ____last night, but we went to the concert instead. A. must have studied B. might study C. should have studied D. would study
The two sportsmen congratulated each other______winning the match by shaking hands.
The travel costs ____ 2,000 dollars.
Jack is good, hard-working and intelligent. _____, I can’t speak too highly of him.
Everyone can borrow from this public library only two books _____ and they must be returned within a month.
“Where is David?” “He is upstairs ______ ready to go out.”