外研版九年级下英语 Module 3 Unit 3.ppt

* 外研初中三年级下册 Module 3 Now and then Unit 3 Language in use Language practice Is life today better or worse than it was 50 years ago? The most important difference is that People are healthier today, and they live longer. But people don’t take as much exercise as they did. People walk or use their bikes less, and they’re lazier. And that makes life more dangerous and less healthy. I really want to do my best. Grammar: 形容词与副词 形容词和副词的句法作用 1. 形容词 形容词一般放在名词之前作定语，或放在系动词之后作表语，或作宾语补足语。形容词作定语，一般都是放在名词之前，但若修饰不定代词 something, anything等则后置。 We must keep our classroom clean. (宾补） They were kind and nice. (表语） Can you see the old tree there? (定语） Is there anything funny in the paper today? 2. 副词： 副词一般作状语，修饰动词、形容词以及全句，表示程度、方式等。 注：副词作状语修饰动词，一般是后置，修饰 形容词或副词要前置。 Mr Wang works hard in school. Lily can speak Chinese very well. 频度副词：一般位于行为动词之前，系动词或 助动词之后。常见的有 always, often, sometimes, usually, seldom, never。 程度副词：常置于形容词或副词之前。常见的 有very, much, quite, pretty, so 等。 形容词和副词的比较等级 1. 常用的比较级的句型： 1) A + 动词 + 比较级 + than +B. Mary is younger than Betty. He got up earlier than I did this morning. 2) 主语 + 动词 + the 比较级 + of the two. (说明：在of the two这样的比较范围或特指 哪一个时，比较级前要加the) Tom is the taller of the two. 汤姆是两个中较高的那个。 Lily runs faster of the two. 莉莉是两个中跑得较快的那个。 3) The + 比较级, the + 比较级, 表示“越……， 越……”。 The more you study, the more you know. 你学的越多，知道的越多。 The harder the test is, the lower marks we get. 测试题越难，我们的得分越少。 4) 比较级 + and + 比较级，表示“越来 越……”。 The computer is cheaper and cheaper. 计算机越来越便宜。 He studies harder and harder. 他学习越来越努力。 2. 同级比较： 同级比较肯定句型: as…as… 否定句型: not so / as … as … He is as tall as his brother. He runs as fast as Jim. I can’t get up so early as you. 3. 常用的最高级句型： the + 最高级 + of / in … She is the tallest girls in our class. This novel is the most interesting of the three. 2) 选择疑问句 Who is the tallest, Tom, Ja