特殊的虛擬語氣詞：should

1） It is demanded / necessary / a pity + that…結(jié)搆中的主語從句的謂語動(dòng)詞要用should 加動(dòng)詞原形， 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）在賓語從句中的應(yīng)用 在表示命令、建議、要求等一類動(dòng)詞後麪的從句中。 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"建議" 或"堅(jiān)持要某人做某事時(shí)"，即它們用於其本意"暗示、表明"、"堅(jiān)持認(rèn)爲(wèi)"時(shí)，賓語從句用陳述語氣。 The guard at gate insisted that everybody obey the rules.　

判斷改錯(cuò): (錯(cuò))　 You pale face suggests that you (should) be ill. (對(duì))　 Your pale face suggests that you are ill. (錯(cuò))　 I insisted that you ( should) be wrong. (對(duì))　 I insisted that you were wrong.

3）在表語從句，同位語從句中的應(yīng)用 在suggestion, proposal, idea, plan, order, advice等名詞後麪的表語從句、同位語從句中要用虛擬語氣，即（should）+動(dòng)詞原形。 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.