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Lucy likes English very much . She does her best _____it well.
#49337
A
to learn
B
learn
C
learning
D
is learning
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Although we’ve learned English for years, we have trouble _____ the       foreigners.
#50181
A
understand
B
to understand
C
understanding
D
of understanding
The boy often forgets        his homework. So his teacher is angry
#49591
A
does
B
to do
C
doing
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did
We should set up some shelters _____the homeless people.
#48569
A
help
B
helping
C
helped
D
to help
 My sister spends too much time ______computer games.
#48699
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to play
B
play
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plays
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playing
The suspect admitted _______________ the chemical in the lab before he killed his roommate.
#48952
A
to steal
B
stealing
C
stole
D
steal