问题

To understand the complex situation completely requires more thought than ________ so far.
A:gave
B:has given
C:has been given
D:is being given
B:has given
C:has been given
D:is being given
正确答案是:
同类题型
Do you want _________to the movies with us this evening?
Where’s my football?—It’s______the door.[ ]
We go back home ______ 8: 00 ______ the evening. [ ]
My sister likes playing ____volleyball while my brother likes playing ___ piano.
The football match was really fantastic, _________ when Smith scored in the last minute.