过去将来时.ppt

过去将来时 表示在过去某一时刻之后将要发生的动作或情况。1.would do2.would be doing3.was/were going to do4.was/were to do5.was/were about to do6.过去进行时和一般过去时1.would+不定式多见于主句谓语动词是一般过去时的宾语从句中。He said he would come back the next day.I asked him when he would comehere again.2.would+不定式进行体1)可表示一般过去将来时间He told me that Mary would be coming the next day.2)也可特指在过去将来某一时间正在进行的动作He told his friend that this time next year he would be studying at Stanford.3.was/were going to+不定式He said that he was going to live in the country when he retired.4.was/were to+不定式 1)表示过去将来的安排As I was to leave the next day,I went to bed early on Thursday evening.2)表示以后不可避免要发生的事件He received a blow on the head.It didnt worry him at the time,but it was to be very troublesome later.5.was/were about to+不定式指最近的过去将来事态：I felt something terrible was about to happen.6.过去进行体和一般过去时1）He said they were going on Tuesday.2）He said he would tell her all about it ifhe met her.3）She told me that she would come to see me when she visited China again.一般过去时表过去将来通常用于条件状语和时间状语分句。指未曾实现的意图：1)was/were going to不定式2)was/were about to不定式3)was/were 不定式完成体1)Last Sunday we were going to go for a picnic but it rained.e.g.2)We were about to start a picnic when it began to rain.3)We were to have had a picnic last Sunday,but it rained.表示过去将来某时以前业已发生的事态:可用“would have done”的形式：The delegation would have arrived by four o clock that afternoon.若要表示从过去某时开始一直延续到过去将来某时的动作，可用“would have been doing”：She said that by the end of May she wouldhave been studying medicine for three years.时态的呼应：英语中，从句（特别是宾语从句）的谓语动词的时态时常要受主句谓语动词时态的限制1.如果主句谓语动词是现在时态或将来时态，从句可根据意思需要，选择任何时态：I know that he is/was/will be in Beijing.We will find out when they arrived/will arrive.2.如果主句谓语动词是过去时态，从句一般要用过去时态(1)如果从句动作与主句动作同时发生，从句用一般过去时或过去进行时:They couldnt understand why she spent so much money on clothes.The professor said that the students were having an exam.(2)当从句动作发生在主句动作之前,从句要用过去完成时:Lucy told me that Tom had been offered a very well-paid position.I had to work late last Sunday because I had been asked to write an article for a magazine.We found the train had left.(3)当从句动作发生在主句动作之后,从句要用过去将来时:Tom hoped that the boss would give him a promotion.The doctor said that she was dying.注意:1.当从句表示客观事实或真理时,其时态可不受主句谓语动词的影响,而用一般现在时:The teacher told the students that water boils at 100.2.时态呼应多见于宾语从句、表语从句和同位语从句，状语从句和定语从句可根据意义的需要选择任何时态：I didnt go to the ball because I am not fondof dancing.He spoke much more fluently at the meeting than he usually does.The car which often breaks down was bought 5 years ago.