语法词汇练习 语法大全 语法详解 英语听力 
Students should do everything they can __their study.
#50600
A
improve
B
to improve
C
improving
D
improved
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推荐题目
—IsTomin the next room?—Well,it’s hard tosay.ButIheardhim               loudly whenIpassed by justnow.
#50414
A
speak
B
tospeak
C
spoken
D
speaking
He pretended      English when his father entered.
#50034
A
reading
B
to reading
C
to be reading
D
read
It’s time        ．
#50478
A
for breakfast
B
have breakfast
C
for I to have breakfast
D
for have breakfast
_____ the environment is important for human beings.
#50494
A
Take care of
B
Taking care of
C
Took care of
D
Take the care of
Everyone should do something ______ wild animals.
#49313
A
to protect
B
protecting
C
protect
D
to protecting