英语人教版 (2019)Unit 2 Bridging Cultures评课课件ppt

这是一份英语人教版 (2019)Unit 2 Bridging Cultures评课课件ppt，共20页。

▶Whether he can take care f himself still wrries his parents. 他是否能照顾自己仍然让父母担心。▶Wh will annunce the final result makes n difference. 谁来宣布最终结果没关系。▶Whever cmes t the party is welcme.无论谁来参加聚会都受欢迎。▶What yu said at the meeting yesterday cheered us up. 你昨天在会上说的话让我们感到振奋。
▶When the students will g back t schl remains a questin. 学生们何时返校依然未知。▶Where we will meet tnight depends n yu.今晚我们在哪里见面由你来定。▶Why they didn’t cme is still unknwn t us.我们还不知道他们为什么不来。▶Hw pyramids were built still puzzles scientists arund the wrld. 金字塔如何建成这件事仍然困扰着世界各地的科学家。
【探究总结】主语从句的引导词有三类。(1)连词that无意义,它引导主语从句时, ______(作/不作) 成分且______(能/不能) 省略。连词______表示“是否”,不可用if替代。 (2)连接代词: ______、 whever、 whm、 whse、______、 whatever、 which、______。 (3)连接副词:when、______、 why、______。 
答案: (1)不作　不能　whether(2)wh　what　whichever　(3)where　hw
连接代词whever、 whatever、 whichever等引导主语从句除了能作成分之外,还要注意其含义,这些词常译为“无论/不论……”。▶Whever says that is a liar. 说那话的人都是骗子。▶Whatever he did was right.无论他做什么都是对的。▶Whichever f yu cmes in will receive a prize. 你们当中不论哪个进来都将会得到奖励。
【应用实践】 单句语法填空。①______ makes this shp different is that it ffers mre persnal service. ②______ we can get his permissin is still a questin. ③______ yu rder tday will be served fr free. ④______ we will set ff fr the island hasn’t been decided yet, but we must g there. ⑤______ I am interested in drama is a secret t my parents. 
答案: ①What　②Whether　③Whatever④When/Hw　⑤That/Why
3. 特殊结构【观察思考】 ▶It is bvius that n ne likes being played tricks n.显而易见,没有人喜欢被捉弄。▶It is n wnder that they chse t live with a hst family.难怪他们选择和寄宿家庭一起生活。▶It is said that Mr Green has arrived in Beijing. 据说格林先生已经到了北京。▶It happened that my mther was ut that day. 我母亲恰巧那天出去了。▶It desn’t matter whether there is a taxi r nt. 有无出租车无关紧要。
【探究总结】句首用it作形式主语,主语从句放在句末。主要句式有:①It+be+形容词+______从句 ②It+be+______词组(n wnder, an hnur, a fact, a gd thing, a pity, n surprise...)+that从句③It+be+______分词(knwn, said, believed, reprted, estimated...)+that从句 ④It+不及物动词及短语(happen, turn ut...)+that 从句⑤It+desn’t matter (makes n difference ...)+连接代词或连接副词引导的主语从句 
答案: ①that　②名词　③过去
【应用实践】 单句语法填空。①It makes n difference ______ we shall have the meeting tnight.  ②______ is reprted that all freigners will be frbidden t enter that cuntry. ③It is impssible ______ birds can fly withut wings. ④______ is a gd thing that everyne chses t g ut by public transprt.  ⑤It is still a questin ______ the car can be repaired within an hur. 
答案: ①where　②It　③that　④It　⑤whether
4. 注意事项(1)所有形式的主语从句都必须采用陈述语序。(2)当句子的主语是主语从句时,谓语动词一般用第三人称单数,而在“What 引导的主语从句+be+sth.”结构中,系动词be的单复数形式取决于其后的名词。如:▶What we need is mre time and mney.我们需要的是更多的时间和钱。▶What we need are many mre bks.我们需要的是更多的书。(3)表示“是否”时,if不能用在主语从句中,必须用whether。
二、宾语从句1. 定义用作宾语的从句叫作宾语从句。2. 基本结构【观察思考】 ▶I really feel that she’s making a mistake. 我的确感到她正在犯错误。▶James said (that) he was feeling better. 詹姆斯说他感觉好些了。▶He asked me if/whether I knew Jhn. 他问我是否认识约翰。
▶We are deeply mved by what the medical wrkers d in fighting against the epidemic.我们被医疗工作者在抗击流行病过程中所做的事情深深地感动了。▶The tramp put n whatever he culd find t keep warm. 为了保暖,流浪汉把能找到的一切都披在了身上。▶The villagers wndered wh had sent them s much fd fr the winter.村民们想知道谁给他们送来了那么多过冬的食物。
▶The fficer rdered t arrest whever gt invlved in the gambling.长官下令逮捕参与本次赌博的任何人。▶The tw bys just explained briefly t the plice hw they arrived here.这两个男孩只是简单地向警方解释了一下他们如何来这儿的。 ▶I called Angela t make sure f where she was and when she wuld be back.我打电话给安杰拉确认她在什么地方以及她什么时候回来。
【探究总结】宾语从句的引导词见下表。
答案: ①是否　②whever　③hw　 ④状语
(1)宾语从句分为三种:一是及物(短语)动词后的宾语从句;二是介词后的宾语从句;三是形容词 (sure、 certain、 pleased、 srry、 afraid、 satisfied、 glad、 happy、 delighted、 surprised、 disappinted等)后的宾语从句。如:▶I am sure that I will pass the exam.我确信我会通过考试。(2)宾语从句要采用陈述语序。(3)宾语从句的引导词除了that可以省略,其他引导词均不能省略。
【应用实践】 单句语法填空。①I feel disappinted ______ we have t wait anther week befre returning t ur schl. ②The mther went t check ______ her daughter fell asleep r nt.  ③Thmas tld me it was my turn t decide ______ we wuld have a picnic this weekend. ④The by stuck t ______ he had decided n and succeeded eventually. ⑤My jb is t stp ______ desn’t have a pass frm entering the building. 
答案: ①that　②whether　③where　④what　⑤whever
3. 特殊结构【观察思考】 ▶I suggest that everyne (shuld) take a water bttle fr the climbing. 我建议爬山时每人带一个水瓶。▶Gerge made it clear that he ppsed this prject. 乔治已明确表示他反对这个项目。▶We all think (that) he wrks hard and that he will be bund t succeed.我们都认为他工作很刻苦,他一定会成功。▶My teacher tld us that the earth is rund in primary schl.上小学时,我的老师告诉我们地球是圆的。
【探究总结】宾语从句的特殊情况:(1)在表示强烈情感或要求的动词,如advise、 suggest、 recmmend、 require、 request、 demand、 rder、 cmmand、 insist等后的宾语从句的谓语部分______(受/不受)主句时态的影响,也______(受/不受)从句中主语单复数的影响,要采用虚拟语气,即“shuld+动词原形”结构,有时shuld 可以省去。 
(2)如果从句作宾语而后面还有宾语补足语,为了保持句子平衡,用_____作形式宾语,而将宾语从句放在句尾。常跟这样的复合宾语的动词(词组)有:make、 find、 see、 hear、 think、 cnsider、 regard、 take ... fr granted 等。 (3)如果动词后有两个that引导的宾语从句时,第一个宾语从句中的that可以省略,而第二个宾语从句中的that则_____(能/不能) 省略。 (4)表示真理或自然现象的句子作宾语从句时需要用_____时。 
答案: (1)不受　不受　(2)it　(3)不能 (4)一般现在