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I had a little trouble              English  grammar.
#51103
A
learn
B
learned
C
learning
D
to learn
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推荐题目
It is dangerous      football in the street.
#49989
A
play
B
to play
C
playing
D
played
They made the children ________every morning.
#48474
A
exercising
B
to exercise
C
exercised
D
exercise
I would like      e-mails to friends．
#50484
A
to write
B
write
C
writing
D
to write to
       basketball is a good way to make us strong.
#51403
A
Play
B
Played
C
Plays
D
Playing
The boy often forgets        his homework. So his teacher is angry
#49591
A
does
B
to do
C
doing
D
did