There are some boys ________ in the river.
#51303
A
swimming
B
to swim
C
are swimming
D
is swimming
推荐题目
I’m new at the party and I don’t have a friend ____.
#51048
A
to talk with
B
talking to
C
to talk
D
speaking to.
John does important research _______ the best ways to help the old.
#48571
A
finds
B
finds
C
found
D
to find out
— Dad, why should I stop ______ computer games?— For your health, my boy, I’m afraid you ______.
#48437
A
to play; must
B
playing; have to
C
to play; can
D
playing; may