(2015·北京)___________the early flight, we ordered a taxi in advance and got up very early.
A.Catching B.Caught
C.To catch D.Catch
He was about to go to bed ________ the doorbell rang.
A.while B.as C.before D.when
Video games can be a poor influence if ________ in the wrong hands.
A.to leave B.leaving C.leave D.left
No sooner _____ a paper on his latest research than he was asked to write another for the program.
A.he had finished B.he finished
C.had he finished D.he did finished
Some pre-school children go to a day care center, __________ they learn simple games and songs.
A. then B. there C. while D. where
假定你是李华，正在英国某市做交换生，想到该市的一家图书馆办理一张借书卡（library card），请用英语给该图书馆的工作人员写一封电子邮件，询问相关信息。
内容包括：1.可借阅图书范围；
2.借阅制度及费用；
3.办理时间及地点。
注意：1.词数100左右。
2.可以适当增加细节，以使行文连贯。
3.文中不得透露个人和学校信息；
4.信的开头和结尾已为你写出。
Dear Sir or Madam,
I am Li Hua, an exchange student from China. ______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Your sincerely,
Li Hua
