5000沪元求12种英语时态的各种意义,形式,标志词。

在沪江关注英语的沪友李昱潼遇到了一个关于的疑惑,已有1人提出了自己的看法。

知识点疑惑描述

5000沪元求12种英语时态的各种意义,形式,标志词。

知识点相关讲解

英语中的英语中的英语中的英语中的12种时态种时态种时态种时态 以“I”为主语,“do”为动词,把十二种时态以实例表达如下:(例序即为时态的次序) 1.I do it every day. (我每天做这样的事。) 2.I did it yesterday. (昨天我做了这件事。) 3.I shall/will do it tomorrow. (明天我要做这件事。) 4.I am doing it now. (现在我正在做这件事。) 5.I was doing it at that time. (当时我正在做这件事。) 6.I shall/will be doing it at 9:00 tomorrow morning. (明天早晨九时我会正在做这件事。) 7.I have done it already. (我已把这件事做好了。) 8.I have done it before I went home yesterday. (昨天我在回家之前就把那件工作做完了。) 9.I shall/will have done it before you come back tomorrow. (明天在我回来之前我会把这件工作做好。) 10.I have been doing it for two days. (这件工作我已做了两天了。──说话时工作尚未做完,所以还得继续做。) 11.I had been doing the work for two hours when the teacher came. (老师来时那件工作我已做了两小时了。──当时工作尚未完成,所以老师来了我还继续在做。) 12.I shall/will have been doing it for an hour when you come to see me at 9:00 tomorrow morning. (明天早上九时你来看我时,我会在做那件工作做了一小时。──当然尚未能做完,还得继续做下去。)时态时态时态时态Tense((((16种种种种,,,,常见常见常见常见12种种种种)))) 一、一般现在时:由动词原形构成(第三人称单数做主语时,谓语动词加s/es) 1. 表示经常性、习惯性或反复发生的动作,常与often, usually, always, sometimes, once a week, never, occasionally, rarely, generally, now and then等时间状语连用。 e.g. She always takes a walk in the evening. My hens often fly over the wall and lay eggs in his garden. 2. 表示客观事实或普遍真理。 e.g. The sun rises in the east and sets in the west. Time and tide wait for no man. 3. 表示按规定、计划将要发生的动作或事件,常用的动词有:go, come, leave, arrive, begin, start, stay等。 e.g. Our summer vacation begins in early July. The plane leaves for Hongkong this evening. 二、一般过去时:由动词过去式构成(动词be有was, were) 1. 表示过去特定时间发生的动作或情况,过去的时间状语可具体指明,也可不指明。 e.g. I attended a meeting of the committee last week. He cut a few slices of sausage and tore a large chunk from a loaf of crispcrusted bread. 2. 表示现在的时间,使句子语气委婉。常用动词有:hope, want, wonder, think, intend等。 e.g. I wondered if you’d lend me your notebook. Did you want anything else? 三、一般将来时:由“will/shall+动原”构成 1. 表示将要发生的动作或状态。 e.g. I learn that the acrobatic troupe will visit China next month. Shall I graduate from the college next year? 2. 一般将来时的其他结构: “be

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