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
—Hello, John. This is Alice. I’m calling from work. How’s your mother feeling?
—. Mum is out of hospital, but she has to stay in bed for a few more days.