You can’t imagine what great trouble they have _____ the problem _____.
#98862
A
to solve; being talked about
B
solving; discussing
C
to solve; to talk about
D
solving; being discussed
推荐题目
While watching television, __________.
#88552
A
the doorbell rang
B
the doorbell rings
C
they heard the doorbell rings
D
they heard the doorbell ring
He is not a man easy ______.
#97655
A
to deal
B
to deal him
C
to deal with
D
to deal with him
 A middle-aged woman came _____ to the bus stop only_____ the bus had gone. 
#98238
A
run; to find
B
running; to find
C
and ran; found
D
running; finding
Has the boy who was made use of ____ realized his mistakes?
#89386
A
stealing
B
to steal
C
for stealing
D
stolen