THE TENSES AND VOICES 中学英语语法复习之时态和语态.ppt

9.The Present Perfect continuous Tense 1)结构 (Active)have/has been doing (Passive) 2)主要用法： 表示动作从过去某一时刻开始，一直延续到现在，现在这个动作可能刚刚终止，也可能仍然在进行着。 3)一般将来时常与下列时间状语连用： tomorrow, next week, in a moment, in the future,etc. eg.---How soon will he be back? ---He will be back in two weeks. A. will never reach B. have never reached C. never reach D. never reached 1.Let s keep to the point or we _______ any decisions. A. will often see B. often see C. are often seeing D.have often seen 2.Turn on the television or open a magazine and you ______ advertisements showing happy families ? do you B. will you C. didnt you D. dont you ? 3.－－Alice. you feed the bird today, ＿＿＿＿＿ ? ? －－But I fed it yesterday. 4.I ____to Las Vegas before you ____ back next week. A.am going; come B.shall go; come C.am going; will come D.shall go; will come 5.I will go with you as soon as I ____ my work. A.will finish B.shall finish C.finish D.have finished 1.People will laugh at you if you wear that dress. You will be laughed at if you wear that dress. 2.They wont hold the meeting until next Friday. The meeting won’t be held until next Friday. 2.The doctor will ask the patient some questions before he gives her medicine. The patient will be asked some questions before she is given the medicine. 4.The Past Future Tense 1)结构 (Active) would do (Passive) would be done 2)用法说明： 不能独立使用，通常用在宾语从句中，表示从过去某一点看，在将来发生的动作或存在的状态。 eg.He told me that he would go to Beijing the next month. eg. At that time I did not know if he would be able to finish the work on time. 5.The Present Continuous Tense ①表示说话的时刻正在进行的动作。 1)结构 (Active) is/am/are doing (Passive)is/am/are being done 2)主要用法： What are they doing? They are playing in the garden. ②表示现阶段正在进行的动作,尽管此刻这个动作可能并不在进行。 Leave, go, come, arrive, start,etc. ③表示将来发生的动作。限于一些表示起始和移动等意义的动词。例如： eg.The manager is typing his letters these days. eg. He is a teacher of phy