Not until I ________ to work ____ how much time I had wasted.
#82288
A
did begin; didn’t I realize
B
began; I realized
C
did begin; I realized
D
began; did I realize
推荐题目
Don’t blame the worker. He just carried out the order______. 
#80914
A
as told
B
as are told
C
as telling
D
as they told
Only the factory ____ yesterday ____  this kind of machines.
#83079
A
did we visit; does it produce
B
did we visit; produces
C
we visited; produces
D
we visited; does it produce
The factory was built in a secret place, around ________ high mountains.
#81313
A
which was
B
it was
C
which were
D
them were
-When__________ and visit our exhibition next month?  - When_______, I will let you know.
#82182
A
will he come; he will come
B
will he come; he comes
C
does he come; he will come
D
does he come; he comes