名词性从句虚拟语气词_特殊的虚拟语气词：should

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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, requested, insisted； + (should) do
(2)important, necessary, natural, strange
a pity,　 a shame,　 no wonder
(3)it is suggested that we (should) hold a meeting next week.

　 it is necessary that he (should) come to our meeting tomorrow.

2）在宾语从句中的应用
　　在表示命令、建议、要求等一类动词后面的从句中。
order, suggest, propose, require, demand, request, insist, command, insist + (should) do
　 i suggest that we (should) hold a meeting next week.
　 he insisted that he (should ) be sent there.

　注意： 如suggest, insist不表示"建议" 或"坚持要某人做某事时"，即它们用于其本意"暗示、表明"、"坚持认为"时，宾语从句用陈述语气。
　 the guard at gate insisted that everybody obey the rules.　

　判断改错:
　（错）　you pale face suggests that you (should) be ill.
　 (对)　 your pale face suggests that you are ill.
　 (错)　 i insisted that you ( should) be wrong.
　 (对)　 i insisted that you were wrong.

3）在表语从句，同位语从句中的应用
　　在suggestion, proposal, idea, plan, order, advice等名词后面的表语从句、同位语从句中要用虚拟语气，即（should）+动词原形。
　　 my idea is that we (should) get more people to attend the conference.
　　 i make a proposal that we (should) hold a meeting next week.

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