初中英语“it”作为形式主语考点总结大全(共6页,很好!!!)

1、1、It ' +形容词/名词 + (for sb./ sth ) +to do sth 可以用于这类句型的形容词和名词以及例句如下：a)用于此句型的|形容词|有 :巳眄，haul, difficult possible, in portanq 而 possibk, necessary, good, bad, exciting, iiterestiig, auprising 等,例如：It istp phy thjg gain e.It is necestv foiuqu 由 your pb."用于此句型而诲词后:piiy,由劫e, pleasure, one's du

2、ly, one-s 讪，tin, ipy> good ni anneg bad in anneis 等, 例如：W h-t a pity it is 丘you to hav(? m id such a w ondetfLilfiln *It is good m anjiers 鱼工,也已 young Jo give iheir 田ats to ihe old.2、It ' +形容词 +of sb. +to do sth这个句型是同学们最容易丢分的，大家需要知道在这个句型中，形容词是描述人 的品德、特征。同学们看一下能用于这个句型的形容词和例句：Jim Pgood chancedi

3、ouHHidestrange«indp能用于这个句型的形容词有 strange, natural, surprisingpossible, important, impossible, necessaryobvious, true, likelyIt is no use crying over spilt milk.It is no good talking about other ' faults4、It ' +形容词+thatobvious这三个词外，其他的词后面that从句 词原形）should可以省略。大家看下面例句：5、It 'y名词+that在这个

4、句型中，常用的名词有：fact, honor, belief, good thing / news, (no) wonder, no doubt, pity, shame 等。如例旬 1。3、It ' +形容词/名词+doing sth在这个句型中，常见的形容词和名词有：no /little use, no /much good, uselessqueue!It is frfendk of the fem ily to ti m e feel at horn e in iheir house.H ow Ikhwasof you to givevou.It isqbKjouv that

5、由 ey ate w inn Mgunusual 等。除了 true, likely, 一般要用虚拟语气，（should+动需要注意的是，在使用pity和shame的时候，从句一般用虚拟语气（should+ 动词原形），should可以省略。意思是表示出乎意料 竟然”，如果没有这种意义 的时候，就可以不用虚拟语气。如例句 2和3。It is an honor that I_am invited to speak here, at the conference2. Its a pity that such a thing (shouldi happm in your class.*.3. It

6、is a pity that he is ilL6、It '+及物动词的过去分词+that这个句型中常见的及物动词的过去分词和例句如下:J wdt told, known, rnported, recoided,thoughT； believed, conskieTed, rum 一 一cured 等fTTU如:It is ieported &nt 出巳 Am erican Pisidentw ill v isit C h iia next w eek.It . w ell k|X2也也立至 T aiv an is part of C hna>注食：|叱用 a4mgegp

7、ed, urdc援d】i史吧证d 等 表示诂起捶直而至歪的词时lhat后的从句 要用虚拟语气 由。uH +动词原形），&ould可 以式曜他如二区 is 511gge弹弓一 由军 也 , 泥山g. ）£LU W be put offIt w as ordered that we 】ould） atrive七 i 一.一一 r4.theie in tv o houis7、It+不及物动词+that能用于这个句型中的不及物动词常见的有：seem, happen, appear, matter 等,例如： Nit happened that I w as out that dav.

8、少一 _二_ 4二十；: 二= 二It 声em § 由at ihem w ill be a heavy siow - 一tom onow.It doeai't ni atter whether die w ill com eG M '- ；n1c=_ _1fcw hh us or not8、It+及物动词+宾语+主语从句用于这类句型的动词有：affect, disappoint, impress, interest, worry 等，例如:diappoint&d us m ost tiiat our son foiled in me Eng* test aga

9、in.Tt impie迂d d巳0口卜)些£ w e w ere given a w aim w elcom e on tiae fetm .常用 的还有 0oem't) m ake difference.6V on't) change the snuation 等。 例如：It makes口口 difference whether Peter go or not. 9、It takes sb. + sometime to do sth.这个句型的意思是花费某人多长时间做某事”例如:It took us half an hour to ride to the town

10、 by bike.10、It 'time (about time, high time ) +that 这个句型中that后面的从句要用虚拟语气，需要注意的是：常常用过去时态表 示虚拟，有的时候也用should+动词原形，should不能省略。意思是 C正是) 的时候”如例句：AIt is tin e ihat ch itlren diouk! go to bed.、 一 - ，一 二tin e that children w ent to bed.练习:is said that he has been to m any places in the UA. ThisB. HeC. It

11、2. is no doubt that he w Hl succeed in his exam inaA. ItB. ThisC . That3.1 w as fiee that evening.A. It happened to B. It happened thatC . T hat happem4. In feet is a hand j?b for the police to keep oide:A. thisB. thatC . there5. certain that his invention w ill lead to the develcA. ThafsB. This isC . Ifs6. that tiiere is another good halved th is yeai:A It saysB. It is saidC . Itw as said7. H as been decided w hen w e are to hold the 字。:A. thatB. thisC . it8. It is in portant the