一、时态和语态 1. 如何解答时态问题 例1You’ve already missed too many classes this term. You ______ just last week. A. missed B. would miss C. had missed D. have missed 例2Anne asked Tom ______ the key. A. when he left B. where he had left C. how he left D. why did he left 考试重点 2. 与完成时 有关的时态 ★现在完成时 (have done) since, for/ in the past few months, up to now 例1Collecting toy cars as a hobby becomes increasingly popular during the past fifty years. A B C D 例2English ______ in a new way at my college in the past few years. A. has been taught B. was being taught C. has been taught D. had been taught. ★过去完成时 (had done) 例3Anne asked Tom ______ the key. A. when he left B. where he had left C. how he left D. why did he left 例4The chemistry class_____ for five minutes when we hurried there. A. had been on B. had begun C. has been on D. would began ★将来完成时 (will have done) by 例5We’re late I expect the film_____ by the time we get to the cinema. A. had already started B. have already C. will already have started D. have already been started. ★现在完成进行时 (have been doing) 例6It seems oil ___________ from this pipe for some time. We'll have to take the machine apart to put it right. A. had leaked B. is leaking C. leaked D. has been leaking ★过去完成进行时 (had been doing) ★ 将来完成进行时(will have been doing ) 例7By the time you arrive this evening, _______for two hours. A. I will study B. I will have been studied C. I had studied D. I will have been studying. 3. 在时间和条件状语从句中不用将来时态 ▲用一般现在时代替一般将来时 例1When the mixture_____, it will give off a powerful force. A. will heat B. will be heated C. is heated D. has...
