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To live a green life, we try_________ more energy and produce less pollution.
#52402
A
to save
B
save
C
saves
D
saved
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We’re looking forward to _____ your school.
#53977
A
visit
B
visiting
C
looking
D
watching
---The books are so nice. Which one can I take?---Oh, you can take __________ of them. I’ll keep none.
#52472
A
both
B
all
C
neither
D
either
Have you ever gone        ?
#60733
A
surfing
B
to surf
C
surf
D
surfed
 He told me that he ________ here for five minutes.
#53826
A
has come 　
B
had arrived
C
had been　
D
came
Why don’t you _________your teacher for help?
#58272
A
ask
B
to ask
C
asking
D
asks