初中英语九年级下册人教Unit13We'retryingtosavetheearth!Unit13SectionA(1a-2d)课后作业

1、a .根据句意及汉语提示完成单词。1the water in the river is very clear. we can see its底(部 )2dont _(乱扔 ) the ground with paper.3there were no more fish for _渔(民 ) to catch.4the environment here is becoming worse and worse because of air _污(染 )5my father bought me a _ 移(动的 )phone as a birthday gift. .用括号内所给词的适当形式填空。6

2、can you tell me how _(solve) the problem about water pollution?7every student should help teachers _(clean) the blackboard.8we should have more time _(play) sports at school.9chinas government _(do) something to protect wild animals now.10my lovely dog died yesterday. that _(cause) my sadness. .单项选择

3、。11this place _ a factory but now it is a park.a used to beingb used to bec is used todusing to be12the students are reading in the library. please dont make anya voiceb soundc noisedmistakes13 im not going swimming tomorrow afternoon. neither am i i have to _ my room.a clean upb look upc give updse

4、t up14doing morning exercises helps _ you in good health.a to keepb keepsc keepingdkept15 how often do i need to feed the dog?第 1页共 6页 it _ food every day，or it will be hungry.a must giveb must be givenc will givedhas been given .根据 提示完成句子 (每空 数不限 )。16the second room on the left is _堆(满 ) books.17do

5、nt _(往 扔食物 ) the river because its bad for the fish init.18lots of factories are _把(垃圾排放到 ) the river.19 you should say thanks to those doctors who have _参(与 ) thepatient.20 they are thinking about ways _(尽量解决 ) the problem aboutair pollution. .根据 内容 合适的 全 。a： hi ，zhang hua，did you watch the 9 ocloc

6、k program on cctv 1 last night?b： no.(21)_a： environmental protection.(22)_b： what can we do?a： (23)_ after washing something， we can use the water to do somethingelse.b：i agree with you. also we must stop factories from pouring waste water into rivers and lakes.(24)_a： youre right. besides， we shou

7、ldnt use plastic bags，either.b： good idea. what else can we do?a： (25)_ making paper takes too many trees.b： right. we should process waste paper so that it can be used again.a if they keep doing that，more and more living things will die.b we can also save paper.c what was it about?第 2页共 6页d we can

8、start by saving water in our daily life.e it told us some good ways to do that.b .用括号内所给词的适当形式填空。1water is badly _(pollute) because people are throwing litter into the river.2some people like to live in the _(wood) houses.3we should take the bus or subway instead of _(drive)4what are your ideas for

9、_(solve) these problems?5her _(act) tell us a lot about her purpose. .单项选择。6 do you know the price of the ticket? yes. each _$19.a paysbcostsctakesdspends7we should keep the windows _ in order to let the fresh air in.a openbopenedcclosedclosed8 jack，remember _off the lights when _your bedroom. ok， i

10、 wont forget， mom.a turning；leavingb to turn； leavec turning；leftdto turn； leaving9 shall we go on friday or saturday? either day is ok. it makes no _ to me.a choicebchangecdifferenceddecision10 lets go hiking _staying at home，shall we? a good idea.a as well asb in order toc instead ofdin addition t

11、o .根据汉语意思及所给英语提示词完成句子。11这处原是一水田，工人们正在把它变成一个公园。第 3页共 6页this place used to be a paddy field. the workers are _ apark.(turn)12工人 正在竭尽全力降低事故率。the workers are doing all they can _ the accident rate.(cut)13 多 明 我 的生活 生了很大的影响。many inventions have _ our life.(difference)14多运 有益于我 的健康。exercising more _our he

12、alth.(good)15丰富的知 将引 我 通向成功之路。much knowledge _ the road to success.(lead) .根据 内容，从方框中 恰当的 全 ，其中有两 多余。a： how was your weekend，victor?b：(16)_a： what did you do over the weekend?b： i went to heping park on saturday morning with some of my classmates.a： (17)_b：not really. when we went into the park，we s

13、aw rubbish everywhere. it was verydirty.a： its true that some people littered about. then what did you do?b：we began to clean the park.(18)_ some swept the ground afterabout an hour，we cleaned up the park. we were tired but happy.a： (19)_ people will thank you.b：yeah. when we were cleaning the park，

14、some people came to help us.i hope moreand more people will realize the importance of environmental protection.a： thats right.(20)_a oh， you must have had a good time.b you helped clean up the park.c it was a mixture(混合 )of fun and work.第 4页共 6页dsome picked up the waste paper and plastic bags.e its

15、everyones duty to protect the environment.答案：a.基础巩固练 .1.bottom2.litter3 fishermen4.pollution5mobile .6.to solve7.(to)clean8to play9.is doing10caused .11.b12c点拨：句意为 “学生们正在图书馆里看书，请不要吵闹。”而 “吵闹声 ”是 noise。13a 点拨：clean up 意为 “打扫 ”；look up 意为 “查阅 ”；give up 意为 “放弃 ”； set up 意为 “搭建 ”。由题意可知答语意为 “我不得不打扫我的房间。 ”

16、故选a 。14a15b点拨：句意为 “我需要多久喂一次狗？ ”“应该每天给它食物，否则它会挨饿。 ”根据句意可知空白处为 “mustbe及物动词的过去分词”结构。故选 b。 .16.full of/filled with17 throw any food into18putting litter into19 played a part/role in saving20to try to solve能力提升练 .21 25：cedabb.基础巩固练 .1.polluted2.wooden3driving4.solving5actions .6.b7a 点拨：考查 “ keep宾语形容词 ”结构。open 是形容词，意为 “开着的 ”； opened 是动词的过去式或过去分词