Although we’ve learned English for years, we have trouble _____ the foreigners.
#50181
A
understand
B
to understand
C
understanding
D
of understanding
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.
Why do you get your hair ______ red? Do you think it's beautiful?
#49941
A
color
B
colored
C
to color
D
coloring
