I demand/insist that ...

　　結(jié)構┱主詞1+意志動詞(demand/insist 等)+(that)+主詞2+(should)+原形動詞

　　說明┱意志有四類：建議(suggest，recommend，propose，advise，urge 等)，要求(desire， ask，demand，require，request，maintain，insist 等)，命令(order，command 等)，規(guī)定( rule，regulate，stipulate 等)。其后接 that-時，該里的要用原形或“should+”。美式英語通常省略 should。

　　The committee moved that the meeting (should) be adjourned. 委員提議休會。

　　His parents demanded that he (should) be back by ten. 他的父母要求他十點以前回家。

　　The employees demand that their salaries be raised. 員工們要求加薪。

　　They ruled that the law (should) not be imposed. 他們規(guī)定不應加重法律。

　　His father ordered that he (should) keep a diary in English.

　　他的父親規(guī)定他要用英文寫日記。

　　My mother encouraged me and insisted that I continue my education.

　　我媽媽鼓勵我，而且堅持我應該繼續(xù)我的教育。

　　He insisted that I (should) apologize to her. 他堅持我應該向她道歉。

　　Recently, many states have insisted that high schools teach students how to drive.

　　最近，許多州堅持中學應該教學生如何開車。

　　His father insisted that they (should) move to the country. 他爸爸堅持他們應該搬到鄉(xiāng)下。

　　It is proper ... that ...

　　結(jié)構┱It is+意志形容詞(important 等)+(that)+主詞+(should)+原形動詞

　　說明┱意志包括 important，necessary，imperative，essential，urgent，desirable， advisable，recommendable，proper 等。that-中只能用 should，不可用 must，而 should 往往予以省略。

　　It is necessary that he (should) sort out the information for my reference.

　　他有必要整理些資料供我參考。

　　It is essential that he get up early. 他有必要早起。

　　It is urgent that food and clothing (should) be sent to the sufferers.

　　急需將食物和衣服送給災民。

　　It is desirable that we (should) provide for the poor at Christmas.

　　在圣誕節(jié)施舍窮人是可喜的事。

　　It is important that he be quiet. 他該保持安靜是有必要的。

　　It is important that he not do it. 他不該做那事是有必要的。

　　It is requested that all members be present at the party. 全體會員都被要求出席這次晚會。

　　It is proper that such a bad man be punished severely. 這么壞的人受重罰是應該的。

　　Imperative Sentence + Conj. + Main Clause