规则6:现在进行时所对应的时间状语常见的有:now, right now, at present, at this moment, these days等。
► 考点三 现在完成时(has/have+v.-ed) 规则1:表示过去发生的动作对现在产生的影响或结果,或说话时刚刚完成的动作。如:
I have finished the report.
She has cleaned the room.
考点归纳
规则2:
表示从过去开始,持续到现在的动作或状态,往往和“for…”, “since…”表述的一段时间状语连用。如: He has learned English for six years.
They have worked here since they left college. 规则3:表示“曾经到过某地(人已回来)”用“have/has been to”;表示“到某地去了(还未回来)”用“have/has gone to”。如:
—Where is Li Hua?
—He has gone to the reading-room.
—She knows a lot about Shanghai.
—She has been there.
考点归纳
规则4:在时间状语从句、条件状语从句或让步状语从句中表达将来某时已经完成的动作。如: When you have learned English, you will find it a bridge to so much knowledge. We'll start at six if it has stopped raining by then. 【温馨提示】 这里的现在完成时强调从句动作在主句动作之前完成, 如果两个动作同时或几乎同时发生, 则不必用完成时。试比较: I'll let you know as soon as I hear from her. She will call you when she gets home.
【天津市武清区杨村第四中学2016届高考英语一轮复习语法专题九《正反解读动词的时态和语态》课件外研版】相关文章:
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