虚拟语气中什么时候才用WOULD而什么时候不用?

2025-02-28 13:21:38
推荐回答(3个)
回答1:

掌握虚拟语气,最基本的是掌握条件状语从句中的虚拟语气,而其基本则是以下三个虚拟语气的基本结构

①表示与现在事实相反的情况

从句谓语动词形式 谓语动词用一般过去式
主句谓语动词形式 (be用were) should/would+动词原形(过去将来时)

②表示与过去事实相反的情况

从句谓语动词形式 had+过去分词(过去完成时)
主句谓语动词形式 should/would+have+过去分词(现在完成将来时)(过去将来完成时)

③表示对将来情况的主观推测(可能相反或可能性很小)

从句谓语动词形式 If+主语+ ① should+动词原形 ② 谓语用动词过去式 ③were to do
主句谓语动词形式 A:should/would+动词原形 B:祈使句

注:
1.我认为以上主句中的情态动词都不可省。
2.句中的should通常用于第一人称,would可用于任何人称,同时也可根据意思用情态动词could(表示可以),might(表示可能)(can,may一般不用在虚拟语气中)
3.③中从句结构were to do比should+动词原形 可能性小
4.与将来事实相反的句中,只有条件状语从句用should时主句才能用B式的祈使句。

懂得了条件状语从句的虚拟,就可以推及许多的虚拟语气方面的知识,其中涉及到情态动词的归纳如下(可能不完整)
1.在表示建议、请求、主张、要求、命令等词语后的从句要用“should+动词原形”,should可以省略。(我认为这时只能用should,不能用其它的情态动词)
2.在主语从句中,谓语动词的虚拟语气结构用“(should)+动词原形”的结构,表示惊奇、不相信、惋惜、理应如此等。这时should意为“应该”、“竟然”,可以省去,但不可换用would。

3.(这点相当复杂,我都还没弄清楚,其中涉及到的不止情态动词内容,我认为挺有意思,全打出来了,就当一个了解吧)
It is time + we went to bed.(用过去式)
we were going to bed.(用过去进行时)
we should go to bed.(should加动词原形)
“It is (high) time (that) ...”意为“(现在)该……”,含有建议的意味。表示现在或将来,从句的谓语动词多用过去式或过去进行时态。在I/He/She/It后一般不用were,要用was。有时亦可should+动词原形,但should不能省略(如果省略了,变成从句用一般现在时,是不允许的)。有时可用could,但不能用would。
It is (high) time we left(should leave).
It is high time I was going.
It is about time your baby could walk.
说明:It's time后不接否定句。因此“It's high time we didn't stay.”是个错句,可改为“It's high time we left”“It's time (for sb.) to do sth.”是个常用句型。

4.当wish的主语就是宾语从句的主语时,宾语从句中应改用(could)
I wish I could be (不用would be) more energetic.

楼主说分不清对将来虚拟与现在虚拟,应该是指用法上面吧。其实两者是有相同之处的:1.从句都可以用一般过去式虚拟;2.主句都可以是should/would+动词原形。当然还是有区别的,如下:
1.从句方面:对将来的虚拟可以用should+动词原形,对现在的不行
2.主句方面:对将来的虚拟可以有were to do结构(前提是主句是should+动词原形),对现在的不行。
综上两点,对现在的虚拟结构较单一

若楼主是指时态判断不清楚,那就是时态问题了。时态是与虚拟语气关系密切的相关语法知识,唯有熟练掌握时态,才能掌握好虚拟语气。因此只能自己再去复习时态了

啊~~~~~很有成就感

回答2:

在过去虚拟,现在虚拟,还有将来的虚拟时可以用WOULD ,COULD等词,在大多数情况下一般用WOULD 。在,IF ONLY,order suggest insist demand command request require advise 后一搬用should较多

回答3:

even if
as if
wish
order suggest insist demand command request require advise 后面要加 sb. (should) do

现在虚拟式 从句是 were/did ,主句是would/might/should/could+do
将来虚拟式 从句是should do/were to do/did 主句是would/might/should/could+do

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