英文语法杂谈(2)：虚拟语气
虚拟语气的相关语法(Subjunctive Mood)
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5.2 除了wish之外，下列各动词(如 suggest)的后面的虚拟语气宾语从句，谓语用：
“should + 动词原形”表示建议(suggest)、坚持(insist)等虚拟语气：
* suggest (建议)，recommend (推荐)，advise (劝告)，propose (建议)
* insist (坚持)，consent (允诺)
* decide (决定)，order (命令)
* request (要求)，demand (要求)，desire (期望)，ask (要求)
* maintain (主张)，urge (催促)
1. I suggest that we (should 可省略,下同) start the meeting at once.
(suggest, should + start) (表示建议立即开会)
2. The doctor suggested that he (should ) try to lose his weight.
(suggested, should + try) (表示建议你应该减肥喔)
3. He insisted that all of us (should) be there on time by any mains.
(insisted, should + be) (表示坚持，无论如何都要准时到那儿。你再讲也没用哩！)
4. He insisted that we (should) tell him the news.
(insisted, should + tell) (表示非要你告诉他不可)
5. He ordered that the students (should) wash the clothes every week bthemselves.
(ordered, should + wash) (表示命令学生们每周自己洗衣服)
六、虚拟语气在表语从句、同位语从句中的用法：
下列名词后的表语从句或同位语从句，也用“should + 动词原形"”表示虚拟语气：
* demand (要求)，desire (请求)，requirment (要求)
* advice (劝告)，recommendation (建议)，suggestion (建议)
* order (命令)
* necessity (必要地)，preference (优先)
* proposal (计划)，plan (计划)，idea (办法)
1. The advice is that we (should 可省略，下同) leave at once.
(名词advice，should + leave) (表示加以劝告)
2. My idea is that we (should) get more people to attend the conference.
(idea，should + get) (表示做出主意)
3. I make a proposal that we (should) hold a meeting next week.
(proposal，should + hold) (表示做出计划)
七、虚拟语气在主语从句中的用法
句型：It is (或was) + 形容词(或过去分词) + that …… +should + 动词原形……
句子：It is natural that she should do so. (形容词natural，should+动词原形do)
常用的形容词：
* natural (自然的)，appropriate (适当的)，advisable (合适的)，preferable (更
可取的)，better (更好的)
* nece