（新人教版）2019-2020学年高中英语Unit4WildlifeProtectionperiod3课件必修2（英语）.pptVIP

【尝试运用】 1) 请按照我正在做的方法做实验。 Please do the experiment ____ I am doing. 2) 别去动那些文件。 Leave the papers_____ they are. 3) 入乡随俗。 Whenever you are in Rome, do ____ the Romans do. 【点拨】 1) as 2) as 3) as 3 知识讲练课 Unit 4 Wildlife protection Period Words and expressions: Daisy had always longed to help endangered species of wildlife. 戴茜一直都渴望帮助濒危的野生动植物 【观察思考】 1）Tom longed to see her again.汤姆渴望再见到她。 2）The children are longing for the holidays.孩子们盼望放假。 3）She longed for him to ask her to dance.她希望他邀请自己跳舞 【归纳总结】long to do sth.意为____________ long for意为_______________________ long for sb. to do sth.意为__________________ desire for/ to do意为_______________________ be eager for/ to do意为_____________________ be dying for/ to do意为_____________________ 【点拨】渴望做某事； 渴望得到某物； 渴望某人去做某事； 渴望得到某物/去做某事； 渴望得到某物/去做某事； 渴望得到某物/去做某事； 【尝试运用】 把下列句子翻译成汉语 1) Suddenly, I long to walk again in the house where I was once a child. 2) The little boy longs to see his parents as soon as possible. 【点拨】 1)突然，我渴望到我曾经在里面长大的房子里走一走。 2)这个小男孩渴望尽快见到他的父母。 2. They allowed tourists to hunt only a certain number of animals if they paid the farmers. 如果游客付给农民钱的话，他们允许游客来猎取一定数量的动物。 【观察思考】 1）For certain reasons I will be unable to attend the meeting. 因为某种原因，我不能参加这次会议。 2）He is certain to pass the examination.他一定会通过考试的。 3）I am certain of his success.我确信他会成功。 4）It is certain that he will succeed.他一定会成功。 【归纳总结】certain adj. ________ （只作定语） adj. ________，（作表语）可以以______作主语，也可以以_____作主语，还可以用_____作形式主语；sure通常用_____作主语，不能用在以_____作形式主语的句子中。 be sure/ certain of/ about _______________ be sure/ certain that从句_________________ make certain/ sure of (doing) sth. ____________ It is certain(≠sure) that从句_________________ uncertain adj. _________________ 【点拨】某些，一定的；确信的；人；物；it；人；it；对……有把握；确信……；核实/查明/确保某事；……是肯定的；不确定的；难预料的 【尝试运用】用certain/ sure填空 1) It is _____________that the young man has gone mad. 2) She is ________to do well in the examination. 【点拨】1) certain 2