问题

You were out when I dropped in at your house.—Oh,Ifor a friend from England at the airport
A:was waiting
B:had waited
C:am waiting
D:have waited
B:had waited
C:am waiting
D:have waited
正确答案是:
同类题型
Did you have fun in the countryside yesterday—Yes ._______,we felt cold and tired in the end.
Do you need any help, Lucy?—YesThe job is_____I could do myself[ ]
I’ m sorry, I mistook you ___ your sister ___ mistake.
When he saw all his books _____ here and there on the floor, he knew that something terrible _____.