英語語法　虛擬語氣專題訓(xùn)練及答案

1. It is suggested that the building (should) be pulled down.

2. It is ordered that the work (should) be started at once.

l 在It is (was) strange (necessary, wonderful, important, etc.) that…句型中, strange, necessary等后面的主語從句中用should + 原形動(dòng)詞, should可以省略.

3. It is strange that he (should) refuse to come to the party.

4. It is necessary that a doctor (should) be sent for at once.

5. It is important that we should learn from toehrs.

e. 表語從句表示法.

suggestion, proposal, order, advice, demand 等名詞作主語時(shí), 其后面的表語從句中也用虛擬語氣, 即should + 原形動(dòng)詞, should 也可以省略.

1) My advice is that you (should) give up smoking.

c. wish 后面所跟賓語從句要求謂語動(dòng)詞用虛擬語氣.

e.g. I wish that she were here with me and that we weren’t sick.

I wish I had sent the old man to hospital in time.

d. 在as if引起的從句中,動(dòng)詞一般用虛擬語氣, 通常用were

e.g. People treat me as if I were a dangerous person.

I remember the whole thing as if it happened yesterday.

f. 同位語從句表示法.

1. That evening came the order that we (should) cross the river at once.

IV. 虛擬語氣中常見的句型有

1. It is (high / about) time that… 這一從句的謂語動(dòng)詞用過去式或should + 原形動(dòng)詞, 其中should不可以省略. 此句型譯為”該是……時(shí)候了”.

2. would rather sb. did sth. / had done sth.

此句型表示”寧愿讓某人……”, 如果是沒有發(fā)生的動(dòng)作, 從句用過去時(shí); 如果是已經(jīng)發(fā)生的事, 從句用過去完成時(shí).

1) I’d rather you left tomorrow.

2) I’d rather they hadn’t gone to school yesterday.

3. if only…

此句型表示”要是……就好了”. 其后面句子的時(shí)態(tài)與wish引導(dǎo)的賓語從句相同, 既:如果虛擬現(xiàn)在, 要用一般過去時(shí); 如果是虛擬過去, 要用過去完成時(shí); 如果是虛擬將來, 則應(yīng)該用 would或 could加原形動(dòng)詞.