【语法时态讲解 】
一、现在进行时
1. 表示现在 (说话瞬间) 正在进行或发生的动作。
[例句] He is reading a newspaper now.
2. 表示当前一段时间内的活动或现阶段正在进行的动作 (说话时动作不一定正在进行)。
[例句] What are you doing these days?
3. 表示说话人现在对主语的行为表示赞叹或厌恶等, 常与always, constantly, continually等副词连用。
[例句] He is always thinking of others.
4. 表示在最近按计划或安排要进行的动作。常限于go, come, leave, start, arrive等表“移动”、“方向”的词。
[例句] He is coming to see me next week.
二、过去进行时
1. 表示过去某时正在进行的动作。
[例句] He was sleeping when Mary came to see him.
2. 动词go, come, leave, arrive, start等的过去进行时常表过去将来时。
[例句] She said she was going to Beijing the day after tomorrow.