2017年12月英语六级阅读解析|2017年12月英语六级重点语法知识：should的用法详解

®文档大全网英语六级频道为大家整理了英语六级重点语法知识的讲解，其中should的用法非常重要，下面就是对这个虚拟语气词的相关用法的解析，希望可以为大家带来帮助，并预祝考生们顺利通过考试。
　　特殊的虚拟语气词——should
　　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
　　(2)It is　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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