一般过去将来时：表示从过去的某一时间来看将来要发生的动作或存在的状态。过去将来时常用于宾语从句和间接引语中。 一般过去将来时的出发点是过去，即从过去某一时刻看以后要发生的动作或状态。

构成：一般过去将来时是由"should / would + 动词原形"构成的。(一般过去将来时常用于间接引语中)

肯定句：主语+be(was，were)going to+动词原形.

否定句：主语+be(was，were)not going to+动词原形.

疑问句：Be(Was，Were)+主语+going to+动词原形?

肯定句：主语+would(should)+动词原形.

否定句：主语+would(should)not+动词原形.

疑问句：Would(Should)+主语+动词原形?

例如：

1. He asked me yesterday when I should leave for Paris.(昨天他问我什么时候动身去巴黎。)

2. They wanted to know how they would finish the homework earlier.(他们想知道怎样才能早一点儿完成家庭作业。)

基本用法：

一般过去将来时可用来表示非真实的动作或状态：If I had a chance to study abroad, I would study at University of Cambridge.(如果我有机会出国学习的话，我就会去剑桥大学。)

其他表达法：

1. was/were going to + 动词原形：He said that he was going to live in the country when he retired.(他说他退休后要住在农村。)

2. was/were + 动词-ing形式：Nobody knew whether the guests were coming.(没人知道客人们是否要来。)

3. was/were + 动词不定式：She said she was to clean the classroom after school.(她说她放学后要打扫教室。)

注意：

1. "was/were going to + 动词原形"或"was/were +动词不定式完成式"可表示未能实现的过去将来时间的动作。

例如：Last Sunday we were going to visit the Great Wall, but it rained.(上星期天我们本想去游览长城的，但却下雨了。)

2. "was/were about to do"表示说话的瞬间就会发生的动作。

例如：I felt something terrible was about to happen.(我觉得有可怕的事要发生了。)

3. was/were on the point of doing

例如：I’m glad you have come. I was on the point of calling you, but you’ve saved me the trouble now.(很高兴你来了。我正准备给你打电话，现在你省去我这个麻烦了。)

4. "be about to do" 和 "be on the point of doing"结构一般不与表示将来的时间状语连用，但后面可以接when引导的分句。

例如：I was about to start when it suddenly began to rain.(我正要动身天突然下雨了。)

5. 过去将来时常可用来表示过去习惯性的动作。此时，不管什么人称，一律用would。

例如：This door wouldn’t open.(这扇门老是打不开。 )