虚拟语气

虚拟语气用于非真实条件句中有下列几种情形： 1. 表示与现在事实相反的虚拟语气，非真实条件句中的谓语动词用过去式(be动词一般用were)，而主句的谓语动词用would / should / could / might + 动词原形。如： ①If I were you I would stay here. 如果我是你...

1. 由but for, with, otherwise等介词短语引导的句中。此类介词短语多引导含条件意味的虚拟语气。如： ①The ship would have sunk with all on board but for the efforts of the captain. 要没有船长的努力，那这只船及船上所有的人都沉没了。 ②With your...

一、It's important类 这一类型主要包括It is (was) important (necessary, desirable, imperative, advisable)that. . .句型。如： It is impossible that he should go home. 他不可能会回家去。 It is necessary that I should return it right now. 我有...

otherwise 表示否则要不然时，其后的句子是否用虚拟语气，与句子所表达的意思有关。由于否则要不然的意思就是如果不就，它隐含一种条件在里面，所以，如果根据句意，其中的条件是真实的，就用陈述语气；如果其中的条件是不真实的，就用虚拟语气。你上面的句...

1. 涉及现在时间的虚拟条件：即条件从句所涉及的内容是现在的不真实情况，此时从句的谓语用一般过去时，而主句谓语用would+动词原形（当然根据情况也可用should, might, could）。如： If I were taller, I would become a policeman. 如果我个子再高一点，...

要表示与现在事实相反的愿望，从句谓语一般过去时或过去进行时，表示与过去相反的愿望，从句谓语用过去完成时或would / could+have +过去分词，表示将来没有把握或不太可能实现的愿望，用would (could)＋动词原形。如： I wish I were not so busy. 但愿我不...

从句谓语通常用过去式表示现在或将来，有时也用过去进行时或should+动词原形(较少见，且should不能省略)，其意为(早)该干某事了。如： I think it's time you went to bed. 我想你该睡觉了。 It's time we went [were going, should go]. 我们该走了。 I thi...

英语中，人们常常用不同的动词形式来表达自己的不同看法和态度。这种动词的形式就叫做动词的语气。英语动词有陈述语气、祈使语气和虚拟语气。 1. 陈述语气 叙述事实或者可能发生的事情时，人们所使用的语气就是陈述语气。如： I'm a boy of sixteen this yea...

虚拟语气(Subjunctive Mood)这一语法项目是各类英语考试中心测试的重点之一。虚拟语气是一种特殊的动词形式，用来表示说话人所说的话并不是事实，而是一种假设、愿望、怀疑或推测。 Ⅰ用以表示虚拟条件的虚拟语气 1. 用if条件从句表示的虚拟条件，是虚拟条件...

即用于与事实相反的虚拟条件句，表示虚拟语气。此时be通常要用were这一形式，但在非正式文体中也可用was。如： Id be sorry if you were to think that I disliked you. 若是你认为我不喜欢你，那我就太伤心了。 If it were to rain, we would have to cance...

didn't need to do表示： 过去不必做某事, 事实上也没做。. needn't have done表示： 过去不必做某事, 但事实上做了。 John went to the station with the car to meet Mary, so she didn't need to walk back home. 约翰开车去车站接玛丽，所以她不必步行回...

It is (high) time that 后面的从句谓语动词要用过去式或用should加动词原形，但should不可省略。 It is time that the children went to bed. It is high time that the children should go to bed....

only if表示只有；if only则表示如果就好了。If only也可用于陈述语气。 I wake up only if the alarm clock rings. 只有闹钟响了，我才会醒。 If only the alarm clock had rung. 当时闹钟响了，就好了。 If only he comes early. 但愿他早点回来。...

1） It is demanded / necessary / a pity + that结构中的主语从句的谓语动词要用should 加动词原形， should 可省略。 句型： (1)suggested It is (2)important that+ (should) do (3) a pity (1)suggested, ordered, proposed, required, demanded, reques...

虚拟条件句的从句部分如果含有were, should, 或had, 可将if省略，再把were, should或had 移到从句句首，实行倒装。 Were they here now, they could help us. =If they were here now, they could help us. Had you come earlier, you would have met him =I...