–Do you have some trouble ____ the problem? Do you need some help?--No, thank you. I can make it myself.
#50320
A
solve
B
solving
C
to solve
D
solved
推荐题目
Would you mind _______ the window for me? I feel a little cold.
#50142
A
opening
B
closing
C
to close
D
to open
He spent one day ________with his friends.
#50768
A
play
B
playing
C
to play
D
plays
It is very hot today. What about _____ swimming?
#50186
A
go
B
goes
C
going
D
went
– Which is the best way ____ to school?-- By bus.
#49712
A
of getting
B
of get
C
to getting
D
gets