— What great trouble I have solving this problem now!    —_____ my advice, you ________less trouble.
#90238
A
If you had taken, would have had
B
If you took, would have
C
If you had taken, would have
D
If you take, will have
推荐题目
They demanded that the books ______ to the school library right away.  
#87511
A
should return
B
be returned
C
were returned
D
returned
If I had tried my best last term, I ________more progress then.
#89057
A
could make
B
would make
C
must have made
D
could have made
Helen _______ it if she doesn’t want to. 
#87742
A
doesn’t need do
B
need not to do
C
needs not to do
D
need not do