Verb Tenses

Perfect continuous tenses and future in the past

简介

到了高级阶段，你要掌握最精妙的时态组合。现在完成进行时强调活动的"持续性"和"时长"——这是简单形式做不到的。

"过去将来时"对复杂叙事和间接引语至关重要。能从过去的视角表达"当时预计会怎样""当时计划要做什么"，让你的叙述更有层次感。

中文里用"一直在做""原本打算"来表达类似的意思，但英语的时态系统更加精细。这些时态代表了英语时间表达的巅峰，让你完全掌控如何在时间轴上安排事件。

主题

本章全部英语语法（9）

• Present Perfect Continuous Emphasizes the duration or recent nature of an ongoing activity
• Future in the Past Describes what was expected or planned from a past perspective
• Past Perfect Continuous Emphasizes the duration of an activity before another past event
• Future Perfect Continuous Emphasizes duration of an activity up to a future point
• Narrative Tense Sequence Combining tenses effectively in storytelling
• Historic Present Using present tense to narrate past events vividly
• Future Perfect Describing completed actions before a future point
• Future Perfect Continuous Emphasizing duration before a future point
• Tense sequence in complex sentences Matching tenses across clauses correctly