To get to the top of the mountain, we had to _______.
#81498
A
go some walking  
B
do a lot of climbing
C
walking a long way
D
doing a lot of climbing
推荐题目
It is not enough only________ the rules of grammar if you want to learn English well.
#84021
A
keeping in the mind
B
to keep in mind
C
to keep in your mind
D
keeping in your mind
Don’t hesitate ______me if you have any questions.
#71729
A
asking
B
asks
C
to ask
D
asked