问题
She was surprised to find the fridge empty; the children ________ everything![ ]
A: had been eating
B: had eaten
C: have eaten
D: have been eating
B: had eaten
C: have eaten
D: have been eating
正确答案是：
同类题型
Scientists think that there has been lifeon Earth for _______ years.
He suggests we ____ to the cinema at once, otherwise we ____ late.
Why do you want the book so much? —_______, sir.
_______ will the new building be finished —In 2 years.
Who is the man over there Is it Mr. Wu — It ________ him, but I am not quite sure.