20xx外研版英語九上module12saveourworldunit3(存儲版)
【正文】 ly 構成 形容詞 friendly, lovely, monthly, weekly ous dangerous, famous teen 構成數詞 eighteen, fifteen, seventeen th fifteenth, fifth, fortieth, seventh ty forty, sixty, twenty ly 構成副詞 badly, carefully, carelessly, happily, quickly (3) 派生規(guī)律 由一個詞根加上相應的詞綴可以派生出名詞、形容詞、副詞等，掌握派生規(guī)律對擴充詞匯有很大幫助。 Complete the sentences with the words in the box. hopeful impossible reuse unhealthy wasteful 1. Polluted water is ____________. 2. It is _________ to throw so much food away. unhealthy wasteful 3. If you look after things well, you may ________ some of them later. 4. It is ___________ to clean up the whole river in such a short time. 5. If we pay attention to pollution now, the future will be __________. reuse impossible hopeful Complete the table. Noun Verb Adjective Adverb useful/useless hope hopefully / hopelessly pollution —— water —— —— waste —— —— usually/ unusually use use usefully/ uselessly hope hopeful/hopeless pollute polluted/unpolluted water waste wasteful/wasted wastefully usual/ unusual Complete the sentences with the correct form of the words in Activity 3. She was hopeful that her new job would make her more successful. 1. The factory ___________ the river, and the fish died. 2. We often walk in the countryside. It is a(n) _______ activity for us. polluted usual 3. Do not use so much water. It is very __________. 4. To keep the flowers growing, you need to _________ them once a day. wasteful water Complete the sentences. A lunchbox is a box that you keep your lunch in. 1. A ___________ is a card that you write on one side of and send to someone by post. 2. A ___________ is a room where you have classes at school. postcard classroom 3. A ___________ is a book that has one or more
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