第一节 语法和词汇知识（共20小题；每小题1分，满分20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。
1. －Shall I look after your house while you are away?
－______
A. If you like. B. It couldn’t be better.
C. Of course you can. D. It’s up to you.
