[04-02 21:05:23] 来源:http://www.67xuexi.com 高二英语教案 阅读:850次
(for sb.) to do sth.;
1). It is/was kind (nice, wise, clever…) (of ab,) to do sth.;
比较:Sb. is/was angry (ashamed, delighted, disappointed, excited, glad, happy, pleased, proud, sorry,
surprised, thankful…) to do sth.;
2). It is better (interesting, tiring, enjoyable, funny, fun, a bore, a waste of time…) doing sth.;
3). It is clear (plain, true, certain, sure, obvious…) that clause +陈述语气;
4). It is important (necessary, strange, a pity…) +that clause +(should) do;
5). It is a suggestion (my with) +that clause +(should) do;
6) It is ordered +that clause+(should) do;
7). Ii is high/very time that we should have lunch/had lunch here.
It is the first/last time that we have had lunch here (just).
It is the third time that we shall have lunch here (in a moment).
2.形式宾语: 当不定式, 动名词, that从句作宾语, 又有自己的宾语补语时, 要用it作形式宾语, 而把真正的宾语后置. 能够用于形式宾语句型的动词有think, make, find, consider, feel, take等.
如:
Marx found it important to study the situation in Russia.
The fisherman made it a rule that he never cast his net more than four times a day.
The ancient people took it for granted that the earth was flat.
We think it necessary reading aloud every morning to improve our English.
四、强调it: 为了强调句子中的某一处, 可以用 “It is/was+被强调部分+that/who+其他 的句型.
如:
I met an old friend in the street last week.-à
It was I who met an old friend in the street last week. (强调主语)