职称英语考试卫生类备考指导：假设句型（二）：

（1）It seems/looks as if ……

结构：It seems/looks as if…

说明：此句型意为“似乎…”。本句型中的 as if 可用以表示事实，或。

It looks as if it is going to rain. 好像要下雨了。

It seems as if he knows everything. 他似乎是个万事通。

It seems as if he knew everything， but in reality， he is as stupid as can be.

他似乎是个万事通。其实他是再愚蠢不过了。

It looks as if she had just come back from outer space.

她看起来彷佛刚从外层空间回来似的。

It seemed as if he had finished the work. 他似乎已经完成了这个工作。

It seemed as if he would never finish the work. 他似乎永远完成不了这个工作。

（2）I demand/insist that ……

结构：主词1＋意志动词（demand/insist 等）＋（that）＋主词2＋（should）＋原形动词

说明：意志有四类：建议（suggest，recommend，propose，advise，urge 等），要求（desire， ask，demand，require，request，maintain，insist 等），命令（order，command 等），规定（ rule，regulate，stipulate 等）。其后接 that-时，该里的要用原形或“should＋”。美式英语通常省略 should.

The committee moved that the meeting （should） be adjourned. 委员提议休会。

His parents demanded that he （should） be back by ten. 他的父母要求他十点以前回家。

The employees demand that their salaries be raised. 员工们要求加薪。

They ruled that the law （should） not be imposed. 他们规定不应加重法律。

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

他的父亲规定他要用英文写日记。

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

我妈妈鼓励我，而且坚持我应该继续我的教育。

He insisted that I （should） apologize to her. 他坚持我应该向她道歉。

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

最近，许多州坚持中学应该教学生如何开车。

His father insisted that they （should） move to the country. 他爸爸坚持他们应该搬到乡下。

（3）Imperative Sentence + Conj. + Main Clause

Suppose/Supposing （that） ……

结构：Suppose/Supposing （that）＋子句，S＋V ……

说明：此句型意为“如果…，假使…”。Suppose/Supposing （that） 引导假设条件句，其功能相当于 if.

Suppose/Supposing （that） we miss the train， what shall we do？

如果我们误了火车，我们将怎么办？

（4）It is proper …… that ……

结构：It is＋意志形容词（important 等）＋（that）＋主词＋（should）＋原形动词

说明：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.

他有必要整理些资料供我参考。

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.

急需将食物和衣服送给灾民。

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

在圣诞节施舍穷人是可喜的事。

It is important that he be quiet. 他该保持安静是有必要的。

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

It is requested that all members be present at the party. 全体会员都被要求出席这次晚会。

It is proper that such a bad man be punished severely. 这么坏的人受重罚是应该的。

（5）What if/Say ……

结构：What if/Say＋子句，S＋V ……

说明：此句型意为“假设…”。What if 和 Say 用来引导一个假设条件句，其义相当于 Let us suppose（让我们假设）。

What if/Say he goes home before us and can‘t get in？ What will he do then？

假设他在我们之前赶到家而又进不去呢？那他怎么办呢？

What if/Say you were to run out of money？ What would you do？

假设你的钱用完了呢？你将怎么办呢？

（6）With luck ……

结构：With luck，＋主要子句

说明：With luck 为含蓄假设条件句（即不用 if 直接引导）。with luck 意为“如果幸运的话，如果运气好的话”。

With luck， we‘ll be there by tomorrow.幸运的话，我们明天将到达那儿。（=If we are lucky）

With luck， she will get the job. 如果幸运的话，她将得到那份工作。（=If she is lucky）