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unit 2 topic 3 what can we do to protect the environment词汇:(a)根据句意和首字母,填入所缺的单词:1. the three rs are r_, r_ and r_.2. plastic bags can be r_. 3. e_ said than done.4. the maglev train is very q_, fast and very c_.5. wind is used for p_ electricity in many places.(b)根据汉语意思,填入所缺的单词:1. you _ _(应该)turn off the lights when you leave home.2. everyone _ _ _(应该) protect the environment.3. we should use _ _ _ _(纸的两面)4. would you mind _ _(关掉)the lights when you leave here?5._ _ (务必)everyone can get here _ _(按时)6. before you put them into the dustbin, please _ _ _(分类垃圾)(c)从方框中选择正确的词或词组,并用其适当形式填空: get used to, strong, care for, save, harm, in danger of 1. we are trying _ endangered( 濒临灭绝的) animals.2. the old man _ walking after supper every day.3. everyone should _ the old and the disabled.4. the wind blows more and more _5. pollution is _ to our health.6. some animals and plants are _ disappearing.二、重点语法和句型:并列句结构:_(a)用or, and, so, while, but, not onlybut also填空:1. work hard, _ youll fail the exam. 2. i help her _she helps me.3. the old man is very old _ he is in good health.4. tom was hard-working, _lucy was lazy.5. _ tom _lucy likes studying english.6. he got up very late this morning _ he was late for school.(b)选择填空:( )1.hurry up, _youll be late. a. and b. or c. but d. when( )2. he is rich, _hes unhappy. a. and b. or c. so d. but( )3. not only he but also i _ good at skiing. a. am b. is c. are d. be( )4.-would you like to go to the concert with me? - id love to, _ im ntoo busy. a. or b. but c. so d. and三、选择填空:( )1.i bought a new book and it _ me 30 yuan. a. paid b. spend c. took d. cost( )2.youd better ride a bike instead of _ a bus. a.take b.to take c.taking d.took( )3.my job is _ english for children. a. teach b. teaches c. taught d. to teach( )4.-_ do you eat fast food? - seldom. a. how long b. how often c. how d. how soon( )5.youd better _ litter here and there. a. throw b. to throw c.not throw d.not to throw( )6.the big table _ much room. a. takes up b. takes c. takes off d. took( )7.-what about these two coats, madam? -_ of tham fits me. could you show me _ one? a. either, other b. neither, another c.either, else d. either, another( )8.-do you live alone, michael? -yes, i have two children. but _ of them lives with me. they are studying abroad. a. both b. all c. neither d. none( )9.its very kind _ you _ me. a. of, help b. of, to help c. for, help d. for, to help四、对话排序( )a. oh, ill study hard for producing much more electricity.( )b. yeah, we cant live without electricity( )c. electricity is widely used in our life, isnt it?( )d. yes, we can produce electricity from wind, sun, water and so on.( )e. it is said that coal is very dirty and nuclear power produce dangerous. do we have any other ways to
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