将来进行时与过去将来时
外研版必修第三册 Unit 5 与选择性必修第二册 Unit 1 重点语法。
一、将来进行时 (will be doing)
- 语义特征：在将来某一明确时刻正在发生的动作，或者按照日程安排必定会发生的未来事件。
- 常见时间状语：
this time tomorrow, at 8:00 tomorrow evening。 - This time tomorrow, I will be taking my final examination.
二、过去将来时 (would do / was going to do)
- 常用于主句为过去时的宾语从句中：
- He promised that he would help us.
- was/were about to do... when...：
- 意为“正打算做某事，就在这时突然……（when 为并列连词）”：
- I was about to leave when the telephone rang.