Unit 13 We are trying to save the earth!Section A (3a—Grammar Focus)

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1、由莲山课件提供http://www.5ykj.com/资源全部免费Unit13Wearetryingtosavetheearth!Section A(3a—GrammarFocus)Ⅰ.根据句意及所给汉语提示，写出句中所缺单词。1.Don’tplayajokeonhimabouthisweight—it’s________(残忍的).[来源:学#科#网Z#X#X#K]2.Youaresupposedtoknowthe________(法律)ofyourowncountry.[来源:学+科+网]3.Canthesetoysbe________(回收利用)?4.Thesemater

2、ialsarewidelyusedin________(工业).21世纪教育网版权所有5.Theywalkedbecausetheycouldn’t________(负担得起)ataxi.6.Tosolvethisproblem,weneedtolearnmore________(科学的)knowledge.Ⅱ.根据句意，从方框中选择恰当的单词填空，有的需要变换形式。reuse,shark,ecosystem,transportation,fin1.Peopleneedtogetoutoftheircarsandusepublic________.21教育网2.Wesawtwo

3、________inthewildzoo.Theyarelargeandhavesharp(尖的)teeth.[来源:学+科+网]3.Thingsthatare________canbeusedmorethanonce.21cnjy.com4.Dofishusetheir________toswim?5.A(n)________isaboutalltheplantsandanimalsthatliveinaspecific(特定的)area.21·cn·jy·com由莲山课件提供http://www.5ykj.com/资源全部免费由莲山课件提供http://www.5ykj.c

4、om/资源全部免费Ⅲ.根据句意及所给汉语提示，用恰当的短语填空。1.Onethirdofboysinmyclass________________(参加)therunningracelastweek.www.21-cn-jy.com2.Please________________(关掉)theTV.It’s toonoisy.2·1·c·n·j·y[来源:Z_xx_k.Com]3.Thedoctorsaysfruitjuice________________(对……有害)children’steeth.4.Ifyoudon’tworkhardnow,you’ll________

5、________(为……付出代价)itlaterwhenyoufailyourexams.【来源：21·世纪·教育·网】5.Theyhadapicnic________________(在……顶部)ofthehill.6.Lastmonththey________________(采取行动)topreventwaterpollution.7.Insectsarefairlylowon________________(食物链).21·世纪*教育网8.Oneofhisfingerswas________________(切掉)intheaccident.[来源:Z*xx*k.Com

6、]9.________________(……的数量)treeshasincreasedinthepastfewyears.10.Helen________________(不再)practicesthepiano.www-2-1-cnjy-comⅣ.将下列句子翻译成英语。1.张丽现在在图书馆看书。____________________________________________[来源:Zxxk.Com]2.这条街道过去很脏。____________________________________________3.那个国家讲什么语言？由莲山课件提供http://www.5

7、ykj.com/资源全部免费由莲山课件提供http://www.5ykj.com/资源全部免费____________________________________________4.我以前从来没有乘飞机旅行过。____________________________________________[来源:Z,xx,k.Com]5.他七岁时就会弹吉他。____________________________________________答案：[来源:学。科。网]Ⅰ.1.cruel 2.l