问题

He______ on this paper for ten minutes but he______only about sixty words
A:will have worked, has written
B:worked, has written
C:has been working, has written
D:will be working, works
B:worked, has written
C:has been working, has written
D:will be working, works
正确答案是:
同类题型
Which song do you like better, Lucy—I prefer the song Little Apple ________ can attract many people.
He holds an important position in the company;_______, I don’t quite trust him
How unlucky he was! A car accident ________ to him last week.
When lost in work , ______ he often was , he would forget all about eating and sleeping