---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
This morning when I walked by the park, I saw many children ___ there.
#53472
A
played
B
playing
C
play
D
to play
—Mom, I have great trouble with my math. —Never __________ and you will learn it well.
#55843
A
give out
B
give away
C
give up
D
give off
--- Shall we ________John to help us with the project?--- I don’t think it’s a good idea. He has too much work to do.
#58633
A
have
B
make
C
ask
D
let
They think important to look right and left when the road.
#61795
A
it’s; cross
B
it; to cross
C
it’s;crossing
D
it was; to cross