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1、固定句式一：关于It 的固定句式： A: 以it iswas( wasis it) 或开头的句子，首先要判断是形式主语，定语从句还是强调句式:定语从句和强调句式 a: 定语从句和强调句式: 强调句式: It is was +介词+ the reason时间地点+that +从句 定语从句: It iswas + the reason时间地点+whywhenwhere +从句 b: 形式主语从句和强调句式： 判断方法: 去掉后句子剩余部分能组合成一个完整句子，为强调句式，反之则为形式主语从句： It is the price (that you saw on the receipt) _ mak
2、es the prices special: 去掉It is和 “_” 剩余部分可以组合为: The price (that you saw on the receipt) makes the prices special， 是一个完整的的句子，所以为强调句式，“_”处选that。 It is important that you should answer this question at once: 去掉It is和 that 剩余部分可以组合为: you should answer this question at once important, 此句不是一个完整的句子，句首缺That并
3、且important前缺is, 所以此句是一个形式主语从句。 c. It is + 段时间 + since + 从句：自从- 以来已有多长时间。 d. It may(not) will (wont) +V原型+ 段时间+before +从句 肯定句：要过多长时间才 否定句: 用不了多长时间就 It was ( not) +段时间+ before+ 从句 肯定句：过了多长时间才- 否定句：没过多长时间就- Eg: It will take five or ten years before it takes effect. It was five minutes before he came in
4、. e: It is ( highabout) time that +从句：It is time that we should have had a break.：该到我们休息的时候了 f: It(ThisThat) + is was the+序数词time that +从句 g: 形式主语：It be + adjndone + to do vi doing 连词+从句 Eg: It is strange that you should wear such an old dress here: 你在这穿着这样一条旧裙子真奇怪。 h; 形式宾语：Sb thinkconsiderbelievefe
5、elfindmake it +adjn + to do doing 连词+从句 Eg: I think it a good thing that you are so popular with children:我认为你如此受孩子的喜欢是一件好事。 sb owe it to sb that+从句: 把-归功于某人 Sb keep it in mind that + 从句: 牢记- Sb leave it to sb that+从句： 把-留给某人去做 Sb take it for granted that + 从句：认为-理所当然 Sb see to it that +从句: 注意使务必使-
6、Eg: Would you see to it that the children get a hot meal after their swim？ 你负责保证孩子们在游泳之后吃上一顿热饭，好吗？ I:强调句式：It iswas not until +时间状语+that+从句 It iswas被强调的部分 +thatwho+其他 强调句式一般疑问句： Iswas it被强调的部分 +thatwho+其他 强调句式特殊疑问句：特殊疑问词+ iswas it+thatwho+其他 二： 一 就 ： HardlyScarcely - when- 否定词后要部分倒装 No sooner - than-
7、 The minuteinstantmoment+ 从句 主句+ as soon as+ 从句 Uponon doing +从句，+主句。 三：关于when的固定句式: 1. 正要去做这时: Sb waswere about to dowhen Sb be on the point of doingwhen 2. 正在做 这时; Sb waswere (just)doing when 3. 刚做完这时：Sb had (just) donewhen Eg: I was just experimenting with this sort of matter when my dog took it
8、away. 四: 1. The reason whythat (which) +从句iswas +that+从句：的原因是 2. The reason was that + 从句: 原因是 3. ThisThat iswas because+从句：那是因为 4. ThisThat iswas why+从句：那就是为什么 Eg: The reason thatwhich he gave me was that he wasnt familiar with the environment there. 五：的优点缺点问题是: 1. The (dis)advantage of iswas that
9、+从句 2. The drawback ofto(介词)iswas that +从句 3. The problem ofiswas that +从句 六：感叹句：What a +N! 开头词用HowWhat 的判别方法： What a adj+C单数 +主语+谓语！ 1. 句子以N结尾，用What What adj+ C复数+主语+谓语！ 2. 句子以V结尾，N和主语同时出现用What. How adj +a(an)the C单数+谓语！ N和主语只出现其中一个，用 How. Eg: 1. _ a day! 2. _cool it is!(此句指代天气，但表天气的名词“whether” 并没出
10、现, 只出现了他的主语形式it，故N和主语只出现其中一个，用 How. 七：祈使句：祈使句+and+陈述句=If-, +主句；祈使句+or+陈述句=If -not-,+主句 Eg: Work hard and you will succeed.Hurry up or we will be late. 八：倒装： a: 部分倒装，以下情况要部 分倒装： 1 .So + adj adv +部分倒装 2.否定词位于句首neither-nor-littlefewseldomhardlynotnoscarcelynotnever untilnonenot only-but alsorarely含有no并
11、且意思也否定的短语 4.-也如此 So+谓语+主语.(前面的句子只有一个动词) So it iswas with sb : Eg:- He likes studying and he learns well. -So it is with you. 注意：So +主语+谓语：的确如此。-It is a fine day.-So it is. b: 完全倒装： 1. 地点状语或部分时间状语位于句首+完全倒装 此两种结构不与进行时连用 2. 方位副词位于句首+完全倒装 3. 表语位于句首+完全倒装 方位副有;updowninoutawayoff Eg; Then came the news tha
12、t they were defeated. Here comes the bus. Sitting there are some of my relatives. C: as前置：adjadvV原形N(其前是零冠词)+asthough+主语+谓语 Eg: Young as he is, he knows a lot. Women as she is, she is courageous. 九: 反意疑问句(原则：就主句提问，前肯后否，前否后肯) a. 祈使句：除了以lets 开头的祈使句用shall we提问之外，其余均用will you? Eg: Lets do it now, shall
13、we? Let us do it now, will you？ Come here, will you? b: 句子中有must, 由must 后的V形式来提问. Eg: You must be hungry now, arent you? You must have heard about it, havent you? c: 否定转移问句：1. 以二三人称开头，肯定否定、V选择和主语选词皆看主句；2以第一人称开头，肯定否定看主句，但V选择和主语选词皆看从句。 Eg: 1. Mary doesnt think you are right, does she? 2. I dont think
14、you are honest, are you? 3. We consider that you are qualified for the job, arent you? 十：独立主格：主语A+非谓语动词，主语B+谓语+其他。 Eg: He sitting there, his mother was occupied with the housework. 十一：省略: a；连词+分词 当主句的主语和从句的主语一致或从句主语为 it，并且从句的V为be时，可省略从句的主语和be ) Eg: 1. If (it is) necessary, I will give you a reply to
15、morrow. (if soif notif any-) 2. Although (he was) trained many times, he still cant satisfied his teacher need. 3. When ( I was ) walking in the street, I saw an old friend of mine. b: Why dont you do sth=Why not do sth? 十二：1.sb haveThere is no difficultiestroublepoint (in) doing sth； 2.It isThere is no usegoodharm (in) doing sth. 十三: 情态动词的固定句式：略 十四：-too-to-: 太-以至于不能，但此句式与下列形容词连用表示肯定的意义，意思是“十分”“非常”。常用的形容词有：ready, willing, pleased, happy, Eager,anxious,glad等。
