【原创】必修三U7Lesson 3语法

1、1. They can eat fish as big as themselves.2. Look carefully for the tiniest fish in the world.3. They are less colorful than some other fish4. It is not as big as a fly in your house.a. to say that two people, things or activities are similar or equalab. To say that something is uniquebc. to say tha

2、t two people, things or activities are not equalccMatch the underlined structures (1- 4) with the uses (a, b, c).1. 原级常用于原级常用于“as +形容词形容词/副词原级副词原级+ as”或或“not as / so +形容词形容词/副词原级副词原级+ as”结构。该结构常用来结构。该结构常用来描述两个比较描述两个比较对象程度上的相似或不同对象程度上的相似或不同。 e.g. Philip is as tall as I. Vicky likes Lily as much as he

3、 likes his sister.形容词和副词的比形容词和副词的比较等级较等级The results were not as / so bad as I had expected.Frank does not play as / so well as his sister.2. 比较级常用于比较级常用于“形容词形容词/副词比较级副词比较级+ than”结构。该结构常用来描述结构。该结构常用来描述“比比更更”。 e.g. Bruce finds English is more difficult than math. Generally speaking, older people would

4、 drive less rapidly than younger people. 3. 比较级也可用于比较级也可用于“the +比较级比较级+ the +比较级比较级”结构。该结构意为结构。该结构意为“越越，就越就越”。 e.g. The more I thought about it, the less I liked the idea.4. 表示表示“最高级含义最高级含义”的比较级结构：的比较级结构： “比较级比较级+ than any other .”意为意为“比比其他任何一个其他任何一个都都”； not, never之类的之类的否定词与形容词或副否定词与形容词或副词的比较级连用也可表示

5、最高级含义词的比较级连用也可表示最高级含义，意为意为“再没有比再没有比更更的了的了”。 e.g. The Greeks spend more money on food than any other nation in Europe. I have never read a better novel.5. “no +比较级比较级+ than” 和和“not more +比比较级较级+ than”的区别：的区别： “no +比较级比较级+ than”结构表示对两个结构表示对两个比较对象都进行否定（比较对象都进行否定（可用可用neither . nor .结构来改写结构来改写）；）； “not m

6、ore +比较级比较级+ than”结构表示结构表示在在程度上前者不如后者程度上前者不如后者。e.g. Kitty is no more capable (有能力的有能力的) of speaking Chinese than Lucy. =Neither Kitty nor Lucy can speak Chinese. This coat is not more expensive than that one. =This coat is less expensive than that one. 6. 形容词或副词的比较等级可用于以下形容词或副词的比较等级可用于以下结构来表达倍数：结构来表

7、达倍数： 倍数倍数+ as +形容词形容词/副词的原级副词的原级+ as .； 倍数倍数+形容词形容词/副词的比较级副词的比较级+ than .； 倍数倍数+ the +名词（如：名词（如：size, height, weight, length, width等）等）+ of .。e.g. Pollys house is three times as big as mine. Pollys house is three times bigger than mine. Pollys house is three times the size of mine. 注意：注意：在形容词和副词比较级前可

8、用在形容词和副词比较级前可用even, much, rather, far, still, any, a lot, a bit, a little 等修饰等修饰。 从从A、B、C、D四个选项中，选出可以四个选项中，选出可以填入空白处的最佳选项。填入空白处的最佳选项。1. Its said that the power plant is now _ large as what it was. A. twice as B. as twice C. twice much D. much twice2. This restaurant wasnt _ that other restaurant we went to. A. half as good as B. as half good as C. as good as half D. good as half asAA3. The film is, I have to say, not a bit interesting. Why? Its _ than the fil