重点、难点、语法

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,重点、难点、语法点,20 and 4 FY,1,、,Indeed,his,sunburnt,face and arms and his slim,strong body are just like those of millions of Chinese farmers,for whom he has struggled for the past five decades.,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体就跟过去五十年他一直在帮助的千百万的中国农民一样。,完成时态的时间表达：,（,1,）,for+,段时间多长时间以来,（,2,）,before,以前,（,3,）,since+,时间点 自从什么时间,since+,时间段,+ago,自从多长时间以前,since+,从句 自从,since then,从那以后,（,4,）,recently;lately;in recent+,时间最近；最近多长时间,（,5,）,so far;by far;up till now;by now,到现在为止,（,6,）,by the end of/by the time,到,时间结尾,（,7,）,in/during/for the past/last+,时间段在过去的多长时间里,特别提示：（,1,）如果句子中有以上时间，句子一般要用完成时。（,2,）,before,后不能跟时间；否则句子用过去时态,。（,3,）,by the end of/by the time,多用于过去完成时或将来完成时。,即时活用：,1,、,_ several years he has been working like this.A.InB.AfterC.ForD.Si,答案：,C,2,、,The heavy rainfall has caused vegetable prices to rise daily _ the last two months.A.byB.sinceC.forD.with,答案：,C,3,、,Where does,Mr,Zhang live?-He has been on the island _the end of the Long March,长征,.A.sinceB.byC.inD.at,答案：,A,4,、,I have been in London twice _ 1965.A.inB.sinceC.duringD.when,答案：,B,2,、,Dr.Yuan searched for a way to increase rice harvests without expanding the area of the fields.,袁博士寻找一种在不扩大土地面积的情况下增加收成的办法,.,search,vt,.,搜查,The guards searched the house carefully.,警卫仔细搜查了整个房子。,They searched the woods for the lost boy.,他们搜查整个森林寻找丢失的小孩。,联想扩展,:,（,1,）,search for,寻找,What are you searching for?,（,2,）,search ones heart,扪心自问,I often search my heart if I am acompetent teacher.,我常扪心自问我是不是一个称职的老师,（,3,）,in search of,寻找,We started at once in search of something to eat.,我们立刻开始寻找可吃的东西。,3,、,Dr.Yuan searched for a way to increase rice harvests without expanding the area of the fields.,袁博士寻找一种在不扩大土地面积的情况下增加收成的办法。,expand vi.&,vt,.,（,1,）膨胀；扩大,Xian is expanding in all directions.,西安正在向四周扩大。（,2,）加大；使膨胀,He has expanded his business.,他把生意扩大了。,5,、,Thanks to his research,the UN has more tools in the battle to rid the world of hunger.,多亏了他的研究，联合国在消除世界饥饿的战斗中又多了些方法。,thanks to,幸亏；多亏；由于,Thanks to the teachers help,Ive made some progress with my math.,下列词组中的,to,为介词,look forward,to,期望,be/get used,to,习惯于,pay attention,to,注意,get down,to,开始认真做,devote,to,贡献,stick t,o,坚持；遵循,prefer doing,to,喜欢,胜过于,6,、,Using his hybrid rice,farmers are producing harvests twice as large as 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。,倍数表达法,（,1,）,倍数（百分数）,+,形容词比较级,+than+,比较对象增加,倍,This room is three times bigger than that one.,这个房子比那个房子大三倍。,（,2,）,倍数,+as+,形容词原形,+as+,比较对象是,的几倍,This room is three times as big as that one.,这个房子是那个房子的三倍。,（）,倍数,+up on+,比较对象增加,倍,The number of students in our school now is 200%up on that of last year.,我们学校现在的学生数量比去年增加了两倍。,（）,倍数,+over+,比较对象增加,倍,The number of students in our school now is 200%over that of last year.,我们学校现在的学生数量比去年增加了两倍。,(5),倍数,+the+,名词,+of+,比较对象是,的几倍,This bridge is three times the length of that one.,这座桥的长度是那座桥的三倍。,1,、,Some parts in South China have experienced_ this year as they did last year.A.twice as much rainB.rain twice as muchC.as twice much rainD.twice rain as much,答案：,A2,、,My glasses cost me _ the lost pair that I bought.A.times threeB.three times more thanC.three times as much asD.as much three times as,答案：,C,3,、,Do you regret paying fifty dollars for the dog?-No,I would gladly have paid _ for him.A.as much twiceB.twice so muchC.much twiceD.twice as much,答案：,D4,、,Now the city is _ it used to be.A.three times as large asB.three time larger as,答案：,A,8,、,He would much rather keep time for his hobbies.,他宁愿为自己的爱好留点时间。,had/would rather,宁愿,Id rather stay here a couple of days.,我想在这儿再呆几天。,I had rather you told the truth.,我宁愿的说实话。,had/would rather,表示“宁愿”时后面跟动词原形；如果后面跟从句，从句谓语要用虚拟语气，即过去式。,1,、,I _ play football than basketball.A.would rather B.had betterC.like betterD.prefer,答案：,A2,、,He insisted on staying _ back home.A.rather than goingB.rather than goC.than goingD.rather than to go,答案：,A3,、,Shall I tell them the news?No,I would rather they _ know.A.wontB.dontC.wouldnt D.,didn,t,答案：,D,4,、,Id go to hell _stay with you.A.thanB.ratherC.rather thanD.better than,答案：,C5,、,In fact,Mary would rather have left for San Francisco _ in Los Angeles.A.by stayingB.that stayC.than have stayedD.to stay,答案：,C,9,、,Dr Yuan awoke from his dream with the hope of producing a kind of rice that could feed more people.,袁博士从梦中醒来，希望能种植一种可以养活更多人的水稻。,with the hope of,抱着,的希望,They went to south Pacific with the hope of finding some new plants.,他们去南太平洋希望找到一些新植物。,With the hope of recovery,she tried to live happily.,抱着康复的希望，她尽量愉快的生活。,in the hope of,希望能,We got up early in the morning in the hope of catching the first bus.,我们早早起床，希望能赶上第一班车。特别提示：“,with the hope of,抱着,的希望”一般表示客观希望；而,in the hope of,一般表示主观希望。,