The teacher asked the students to do the experiment __________ small groups.
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A
to
B
for
C
on
D
in
推荐题目
As I walked_____ the countryyards, I noticed how the peasants devoted hours to cleaning it.
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A
across
B
down
C
through
D
along
The farmers were more anxious for rain than the people in the city because they had more _____.
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A
at length
B
at last
C
at stake
D
at ease
When I rode ______a bank,I noticed that a terrible traffic accident had happened in front of it.
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A
across
B
through
C
passed
D
past
The bell rang and came in Mr. Brown, _____ a book in his hand. Then the class began.
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A
for
B
when
C
with
D
while