文档介绍：会计学
1
1.
in
用于较长一段时间：表年份, 月份, 季节, 朝代,世纪或非特指的早、午、晚等。
in 1988、 in March、 in winter、 in the 21st century、in Tang Dynasty、 in the day、 in the morning
on
具体某一天或具体某一个早、午、晚
on Monday、 on Saturday evening、 on the May seventh、 on a windy night
at
在某一点时间或某个瞬间
at eight o’clock、 at the end of、 at this moment、 at this time、at the age of
注意：at noon 在中午 at night 在夜间
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1. Mary is flying to France soon. She will arrive in Paris ___ the morning of July 9.
A. on B. in C. at
2. The twins were born __ a Friday evening.
A. in B. on C. at
3. We travelled overnight to Paris and arrived __5 o’clock __ the morning.
A. on, in B. at, in C. at, in
4. We finish our lessons ___ 11:30 and then
have a rest __ noon.
A. in , in B. at ,at C. in, at
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2. in + 时间段 在……之后（内），多用于将来时
after +时间段 在……之后， 多用于过去时
1. Mr. Brown has gone to Canada. He will be back ___ two weeks.
A. for B. after C. in
2. Our manager came back ___ an hour.
A. in B. after C. at
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3. for + 时段
since + 时段 + ago
since + 时间点
since + 一般过去时句子
常用于现在完成时
came here __ 1992, and he has lived here ___ 1992.
A. in, for B. in , since
C. since, since
have known Li Lei __ over five years.
A. in B. since C. for
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3. It has been three years since he __ here.
A. come B. came C. comes
4. The old man has been away ___ two years ago.
A. in B. since C. for
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4. before 在……之前
by 到……时为止,不迟于……
won’t come back ___ five .
A. before B. after C. by
work must be finished __ Friday.
A. at B. by C. after
had three meetings ___ last
Friday.
A. in B. before C. by
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在……的上面,与表面接触
over 在……的正上方,不接触表面
under