—Serina has been watching the TV series the whole night.— ________.
#79567
A
So her parents have
B
So have been her parents
C
Her parents have been so
D
So have her parents
推荐题目
 _________reached the classroom when the teacher came.
#80912
A
We hardly had
B
Hardly had we
C
Hardly we had
D
Had we hardly
Not until he left his home _____ to know how important the family was for him. 
#80776
A
did he begin
B
had he begun
C
that he began
D
he had begun
Next to the pots ______, upon which the man could work metal.
#82098
A
lay a cushion stone
B
did a cushion stone lay
C
laid a cushion stone
D
did a cushion stone lie