问题

When Alice came to, she did not know how long shethere

A:had been laying
B:has been lying
C:was laying
D:had been lying

正确答案是：

同类题型

You should ____________ your hands if you have any problems.

When the alien ______ out of therestaurant, Tom ______ the pizza.

Jim’s room is always tidy,_____ Tom’s room is not.

Why do you want to see the pandas -Because they are .

________ we plant,__________ our city willbe.