1、The usage: The Past Future Tense一、過去將來時表示就過去某一時間而言發(fā)生的動作或存在的狀態(tài)。過去將來時常用在間接引語中，主句謂語動詞為過去時態(tài)。You knew I would come.We never imagined that John would become a doctor.I thought you would take the chance.5、She hoped that they would meet again someday.1二、表示過去某種習慣性行為只用WouldWhenever we had trouble, he would co

2、me to help us.三、was/were going to+動詞原形，常用于口語中：1、表示預(yù)言：用來預(yù)言將要發(fā)生的事，尤其指不久即將發(fā)生的事。He thought the pet was never going to turn up.Mr.Locke thought that she was going to cry.2、意圖、打算等。2We were just going to leave when Jean fell and hurt her ankle.Last time I saw you,you were going to start a new job.3、was/wer

3、e about to+動詞原形，常用來表示即將發(fā)生的動作She picked it up and was about to rush off.I couldnt go to Toms party as I was about to go into hospital.4、was/were due to+動詞原形，這一用法常與時刻表、旅行計劃等有關(guān)。The ship was due to sail early the following morning.3四、在英語中，一些動詞如go ,come ,leave, start, meet 等，常用過去進行時表示就過去某一時刻而言即將了生的動作。例如：

4、Her father was coming back a month later.He was busy packing ,for he was leaving that night.五、用was/were to +動詞原形表過去將來，表曾計劃干什么，如果計劃動作沒實現(xiàn)，要用完成式。時常指“注定要發(fā)生的事，含有“后來”或“這是后話”的意思。例如：1、She said she was to take up the position.2、She said she was to have taken up 4the position,but later changed her mind.3、At that time he didnt know tha