He______ on this paper for ten minutes but he______only about sixty words.
#104130
A
will have worked, has written
B
worked, has written
C
has been working, has written
D
will be working, works
推荐题目
The meeting        for two hours,but they still       any agreement.
#102274
A
has been going on;haven’t reached
B
has been going on; haven’t been reached
C
was going on; haven’t reached
D
was going on; haven’t been reached
--- You look very tired. _____ at all last night?--- No, not really. I’m tired out now.
#101425
A
Do you sleep
B
Were you sleeping
C
Did you sleep
D
Had you slept