单项选择题

I was very sleepy. I tried ______ my eyes open but I couldn't.

A. keeping
B. having kept
C. to have kept
D. to keep

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单项选择题

Subways are underground systems of high speed trains, which are mostly found in large cit ies: New York, London, and Tokyo.

A.地铁是地下的高速火车系统，主要出现在像纽约、伦敦和东京这样的大城市。
B.地铁是地下的火车系统，主要出现在像纽约、伦敦和东京这样的大城市。
C.地铁是地下的高速火车系统，主要出现在像纽约、伦敦和北京这样的大城市。
D.地铁是在地下的高速运行的火车，主要出现在像纽约、伦敦和东京这样的大城市。

问答题

Thank you for coming to the meeting for students who will be remaining on campus during the 10-day winter break. As the chairman of students, it’s my responsibility to explain the vacation arrangements and have you fill out the forms giving the dates you’ll be on campus. To reduce heating costs, Butler Hall will be the only dorm to open. All the other dorms will close on 5 p. m. on Friday, February 7th and they’ll not reopen until 6 p. m. on February 16th.

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