语法：过去将来时的基本用法

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　　一、用法
　　过去将来时表示从过去某个时间看将要发生的事情。
　　二、构成
　　过去将来时由would, was/were going to, was/were to was/were about to等加动词原形构成, 也可由was/were on the point of加动名词构成。
　　I knew you would agree. 我知道你会同意的。
　　I said I would arrange everything. 我说我来安排一切。
　　注：在过去将来时中，所有人称都用would，尤其在口语中。只有个别情况才用should。如：
　　We knew we should win. 我知道我们会赢。
　　I told her that I was leaving soon. 我告诉她我们很快就要离开。
　　We were to have been married last year. 我们本来打算去年结婚的。
　　When we arrived, the train was just going to start. 我们到达时，火车正要启动。
　　I was about to leave when the telephone rang. 我正在离开，电话铃响了。
　　I was on the point of going when you came in. 我正要出去你来了。
　　The talk was due to last for three days. 会谈将进行三天。