1、If we don't hurry up, everything ________ by the time we get to the party.
A．will be eaten B．is eaten
C．has been eaten D．will have been eaten
答案：D
解析：考察时态。句义：如果我们不快点，当我们到达宴会的时候，所有的东西可能都已经被吃完了。If引导条件状语从句，从句是一般现在时，故主句要使用将来时，且由by the time可知，应该使用完成时态。故D正确。
2、—I ________ my project by the time you come to London.
—Great. This way you can act as my guide.
A．finish B．have finished
C．will be finishing D．will have finished
答案：D
解析：考查时态。By the time后跟过去的时间，主句用过去完成时；后跟将来的时间，主句用将来完成时。by the time you come to London“到你来到伦敦的时候”，表示的是将来的时间，故主句用will have done sth。故选D。
3.After hospitals buy expensive equipment, they must try to ________ the money they have spent.
A．recover B．reduce
C．remove D．receive
答案：A
解析：recover补回，重新获得，恢复；reduce减少；remove去掉、移开。
4、According to the Ministry of Health, by May 1, 2003, the total SARS deaths on the Chinese mainland_____to 170.
A．has come B．had reached
C．increased D．had climbed
答案：D
解析：climb to“增长到”，相当于reach。
5、Jane can’t attend the meeting at 3 o’clock this afternoon because she ___________ a class at that time.
A. will teach B. would teach
C. has taught D. will be teaching
答案：D
解析：句意“简不能参加今天下午3点钟的会议，因为她那个时候在一个班上课。”根据句中的时间状语at that time指代at 3 o’clock this afternoon，表示在将来的某一时刻正在做某事，要用将来完成时。故选D。