1.B can't help doing sth 禁不住.
2.D 看看你是不是打错了,按语法分析应是:had been waiting
3.D 对过去的虚拟结构
4.A flow flowed flowed fly flew flown 别记混了
5.A (not) adj/adv +enough to do sth 做某事(不)够快
1.B can't help doing sth 禁不住.
2.D 看看你是不是打错了,按语法分析应是:had been waiting
3.D 对过去的虚拟结构
4.A flow flowed flowed fly flew flown 别记混了
5.A (not) adj/adv +enough to do sth 做某事(不)够快