第一节 单项填空(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.并在答题卡上将该项涂黑. 例:We last night, but we went to the concert instead. A.must have studied B.might study C.should have studied D. would study 答案是C.21.-It looks heavy. Can I give you a hand? - . A.No, thanks B.Yes, my pleasure C.No,never mind D.Yes, I do 【查看更多】