Module12 Unit 3课件 2024-2025学年外研版英语九年级上册

Module 12 Save our world Unit 3 Language in use 外研·九年级上册 Language practice Reuse means“use again”. Though pollution is heavy now,I don't think it's hopeless. 1 Make new words.Join the parts of words in Box A with the words in Box B.You need to use some of the parts more than once. A -able -ful im--less re- un- B care collect hope possible use usual wanted waste Now work in groups.Play the guessing game English for Fun. English for Fun 1 full of care careful 2 can be collected collectable 3 full of hope hopeful 4 without any hope hopeless 5 not possible impossible 6 not usual unusual 7 without any use useless 8 use again reuse 9 not wanted unwanted 10 making a lot of waste wasteful Learning to learn Sometimes if you know the meaning of the parts of a word,you can work out the meaning of the whole word. re+new+able:re-again,able=can be renewable-can be new again Grammar 合成法 构词 派生法 法： 转化法 合成法 将两个或两个以上独立且语义不同的的单词合 在一起构成新词的方法叫做合成法。 如：afternoon、kind-hearted、maybe等等。掌握 合成法有助于我们理解和记忆更多单词。 复合名词classroom (名词+名词) blackboard(形容词+名词) 复合形容词wor Idwide (名词+形容词) good|ooking（形容词+分词) 复合动词 overcome （副词+动词) 复合数词 fifty-four(数词+数词) 复合代词 somebody,anything(不定代词+名词) 复合副词downstairs(副词+名词) who le-heartedly(副词+副词) 派生法 在一个单词前或后加上一个词缀，就可以构成一 个新词，这种方法叫做派生法。根据词缀的位置 分为前缀和后缀两种。掌握一些常见的词缀，对单 词的记忆和理解有很大的帮助。比如：我们学会 care,就能掌握careful,.careless,carefully, carelessly。下面我们来学习几个常见的前、后缀：