必修四Unit2Workingtheland1.课前自测2.课堂学案词汇接龙1._______〔n.饥饿;欲望vt.&vi.(使)饥饿〕→_______(adj.饥饿的)2._______(n.发现;发觉)→_______(vt.发现;发觉)→_______(n.发现者)3.______(n.自由;自主)→_______(adj.自由的;免费的)→_______(adv.自由地;随意地)4._______(adj.化学的;关于化学的)→_______(n.化学)→_______(n.化学家;药剂师)5._______(vt.&vi.配备;装备)→_______(过去式/过去分词)→_______(n.设备;装备)6._______(n.工作;职业;占领)→_______(vt.使用;占领;使忙于)→_______(adj.使用中的;无空闲的)7.______(adj.引起烦恼的;令人不安的)→_______(adj.被烦扰的;精神失常的)→_______(vt.扰乱;打乱)课前自测Key:1.hunger;hungry2.discovery;discover;discoverer3.freedom;free;freely4.chemical;chemistry;chemist5.equip;equipped;equipment6.occupation;occupy;occupied7.disturbing;disturbed;disturb词汇接龙8.________(vt.&vi.输出;出口)→________(n.输出;出品)→________(vt.输入;进口)→________(n.进口;进口货;输入)9._______(vt.使迷惑)→________(adj.令人困惑不解的)→________(adj.糊涂的;迷惑的)→________(n.混乱;迷惑)10.________(n.生产;制造)→________(vt.生产;制造n.农产品)→________(n.生产者;制造者;产地)→________(n.产品;制品;产物;结果)Key:8.export;export;import;import9.confuse;confusing;confused;confusion10.production;produce;producer;product词块互译1.__________________thankstohisresearch2.对他的生活非常满意bequitesatisfied________hislife3.关注环境保护________theprotectionoftheenvironment4.宁死不屈wouldratherdie________5.消除世界饥饿ridtheworld________hunger6.导致癌症或其他的疾病________cancerorotherillnesses7.创办一家成功的企业build________asuccessfulbusiness8.使土壤不受化学物质毒害keepsoil________chemicals9.__________________worktheland10.__________________struggleforalivingKey:1.由于他的研究2.with3.focuson4.thangivein5.of6.leadto7.up8.freefrom9.耕种土地10.为了生计而努力句型补全1.Indeed,hissunburntfaceandarmsandhisslim,strongbodyarejustlikethoseofmillionsofChinesefarmers,________hehasstruggledforthepastfivedecades.的确,他那被太阳晒得黝黑的脸庞和手臂,以及他那瘦削而又结实的身躯,就跟其他千百万中国农民一样。过去50年来,他一直在努力帮助他们。(“介词+关系代词”引导的定语从句)2.DrYuanLongpinggrows________superhybridrice.袁隆平博士种植的是被称为“超级杂交水稻”的稻种。(what引导的名词性从句)3.Thisspecialstrainofrice________toproduceone-thirdmoreofthecropinthesamefields.这种特殊的稻种使得同样的田地多收获三分之一的产量成为可能。(it作形式宾语)4.DrYuansearchedforaway________riceharvests________theareaofthefields.袁博士要在不增加土地面积的基础上寻求增收稻谷的途径。(非谓语动词)5.Usinghishybridrice,farmersareproducingharvests________before.用他的杂交水稻种子,农民们种出的粮食比以前多了一倍。(倍数的表达法)Key:1.forwhom2.whatiscalled3.makesitpossible4.toincrease;withoutexpanding5.twiceaslargeas课文回顾Key:1.finding2.the3.parts4.toincrease5.could6.however7.that8.developing9.hunger10.asYuanLongpingwasbornin1930.SincehegraduatedfromSouthwestAgriculturalCollegein1953,hehasdevotedhislifeto__1__(find)waystogrowmoreandmorerice.Asayoungman,hesaw__2__greatneedforincreasingthericeoutput.Atthattimehungerwasaseriousprobleminmany__3__(part)ofthecountryside.Yuansearchedforaway__4__(increase)riceharvestswithoutexpandingtheareasofthefields.In1950,Chinesefarmers__5__produceabout56milliontonsofrice.Inarecentharvest,__6__,nearly200milliontonsofricewereproduced.Theseincreasedharvestsmean__7__22%oftheworld’sp...