would have done might have done could have doneshould have done分别表示什么意思20091207 17:52一在虚拟语气中的用法1. should have done 表示过去本应该做某事却未做其否定结构 shouldnt have done 表示 过去本不该做某事却做了2. ought to have done 表示过去本应该做某事却
表示对过去事情的肯定推测译成一定做过某事该结构只用于肯定句 1. It must have rained last night for the ground is wet. 昨晚一定下雨了因为地面还是湿的 2. You must have been mad to speak to the servant. 你和仆人说话一定是发疯了表示对过去事情的推测might与may意思相同但可能性更小多用于虚拟
考点分析:should have done 的用法情态动词的推测用法温馨提醒:情态动词的推测用法是高考英语情态动词中最重要的考点根据近年来各省市的考试情况来看约有70的情态动词考题涉及此考点should have done 的用法should have done只用于谈论过去情况主要有两个用法:一是用于推测过去已经发生的情况二是用于指本该发生而实际上未发生的情况如:You should have
1) 一般现在时的被动语态 (amisare V-ed) 如: The work is done during two ) 一般过去时的被动语态 (waswere V-ed ) 如: He was sent to the hospital immediately after the ) 动词不定式的被动式 (to be V-ed) 如: It is an h
What Would I Do If I Have Only One Day Left To Live Though my topic is what would I do if I have only one day left to live in fact I just have a half-day available to satisfy my last aspiration
would rather do sth.是英语中常见的一个固定惯用句式(美国英语中多用had rather)would(或had)rather的缩写形式为 d ratherwould (had) rather中的would并无过去的意思该句式常用来表示选择的意愿意谓宁可……宁愿……最好……例如: Hed rather work in the countryside. 她宁可到农村去工作 If yo
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have 的用法have重要搭配与句型 [1]1. have sb do sth (1) 叫(请使)某人做某事如: Ill have her post the letter. 我要叫她去寄信 He had his son clean the car. 他叫他的儿子擦车 (2) 容忍或允许某人做某事(用于否定句尤与 wont cant连用)如: I wont have you tell
Have been (to)和have gone(to)的区别: have been (to)指曾经到过某地说话时此人已经不在那里已经回来侧重指经历I have been to America. 我去过美国 have gone (to)指已经去某地了到某地去了说话时此人在那里或可能在路上反正不在这里He has gone to America. 他已经去了美国 Where is Z
Would Rather的用法would rather常省略为d rather表示优先选择的一种方式意思是宁愿宁可更还是为好后接动词原形其否定形式是would rather not do sthwould rather没有人称和数的变化所有的人称一律用would rather例如:Id rather stay at home on Sunday. 星期天我宁愿呆在家里Id rather not g
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