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1、Unit 2 What is happiness to you?Grammar and usage时态复习（2）过去时态和将来时态过去时态谈论过去的状况或动作一般用过去时态。过去时态包括一般过去时、过去将来时、过去进行时和过去完成时等。1 一般过去时1)表示过去的事情、动作或状态，常与表示过去的具体的时间状语连用，如yesterday, last night, a moment ago, the next day等。Sang Lan was born in Ningbo, China in 1981.I attended a meeting yesterday.Where did he go
2、a moment ago?2)表示过去经常性、习惯性的动作。I went to school by bus.He was often late for school.3)常用一般过去时的句型。Why didnt you/I think of that?I didnt notice it.I forgot to tell you I had been there with my brother before.I didnt recognize him.2 过去将来时1)从过去某时看将要发生的动作。I never imagined that he would become a doctor.I w
3、as about to leave when my uncle arrived.2)come, go, leave, arrive等表示位置移动的词，可用过去进行时表过去将来。Mr. Smith telephoned home to tell his wife that John was coming for supper.He told me that he was leaving soon.3过去进行时1)它是用来表示在特定的某一时刻正在发生的事情，或者过去某一时段内持续发生的事情。主要从点和段上来强调动作的过去进行时。What were you doing at nine last ni
4、ght?I first met Lisa three years ago. She was working at the radio shop at that time.2)表示过去某一阶段内一直在进行的动作。I was reading a novel last night.As she was reading the newspaper, her sister was doing her homework.4用过去完成时1)在某一过去时间以前或过去某事之前已发生并完成的动作。By the end of last month they had treated 3,000 patients.By
5、 the time she competed in the New York Goodwill Games, she had been a dedicated junior gymnast for eleven years.2)表示一种未实现的愿望和想法。I had hoped to go on Monday, but I couldnt get away.I had thought that he was our English teacher.3)用与Hardlywhen, Scarcelywhen, No soonerthan句型中。Hardly had he finished his
6、homework when we went home.将来时态谈论将来的状况或动作一般用将来时态。将来时态包括一般将来时、将来进行时和将来完成时等。1 一般将来时一般将来时表示将来发生的动作或情况。常与表示将来的时间状语连用，如tomorrow, next week等。She will come with us to watch a football match tomorrow.有几种方法可以表示一般将来。（1） 用will或shall表示有关将来的信息I know I will think about her whenever my life feels unbearable.I shal
7、l work hard and learn to become a gymnast.（2）用be going to+动词原形表示将来的计划和打算Today, Im going to talk about how to find happiness.（3） be to+动词原形“按计划、安排”就要发生The line is to be opened to traffic on May Day.（4） be about to表示即将要发生的事He is about to retire.2 将来进行时表示将来某一时间点或时间段正在进行的动作。Dr Brain will be talking about success next time.What will you be doing at eight tomorrow evening?I wonder if it will still be raining this afternoon.3将来完成时表示将来某一时间之前已经完成的动作，并往往对将来某一时间产生影响。When you get home, you father will have left for America.By the end of next month he will have finished his novel.
