---How much difficulty did you have________________ this problem? ---_____________. It's quite easy.
#53487
A
to solve, Nothing
B
solving; None
C
to solve, None
D
solving; Nothing
推荐题目
Could you please ________ the TV a little? It’s too noisy.
#62256
A
turn on
B
turn down
C
turn off
D
turn up
I need my hat, my notebook and a pen. Can you _________ them to me?
#61617
A
have
B
help
C
bring
D
take
I enjoy playing computer games, but I can't _____ too much time _______that.
#52005
A
take; doing
B
spend; doing
C
spend; on doing
D
take; to do
