《【优化课堂】2012高中英语 Unit4 period ⅱ learning abouage课件 新人教版选修6》由会员分享，可在线阅读，更多相关《【优化课堂】2012高中英语 Unit4 period ⅱ learning abouage课件 新人教版选修6（14页珍藏版）》请在金锄头文库上搜索。
1、Section Learning about Languagea general tendency in the way a situation is changing 形势变化的总的趋势1tendency n倾向；趋势,典例,There is a growing tendency for people to work at,home instead of in offices.人们在家里而不是在办公室工作的趋势日益增长。,拓展 tendency (for sb.) to do sth.(某人)做某事的倾向,tendency towards/to sth.的倾向/趋势,运用 完成句子,He h
2、as _ ( 逃跑的倾向) standing on the,stage facing so many people.,The _ ( 和平的趋势) can be seen,clearly now.,a tendency to run away,tendency towards/to peace,On the whole the warming of the earth is aphenomenon that causes great concern.地球变暖基本上是一个引起巨大关注的现象。2on the whole 大体上；基本上,典例,No citizens pay attention to
3、 the effects they have on,the environment on the whole.基本上，没有市民去关注他们对环境造成的影响。拓展 as a whole 作为一个整体；整体来看 the whole of 整个,运用 用 whole 构成的短语填空This article is well written _.,We,must,look,at,the,educational,problem,_._ the morning was wasted trying to findthe documents.,on the whole,as a whole,The whole o
4、f,Low-lying countries feel their very existence is in,danger from rising sea levels.低洼的国家感到他们完全生存在海平面上升的危险中。3existence,解析 existence 是动词 exist 的名词形式，多用作不可数名,词，表示“生存；存在”。如：,Its impossible to prove the existence of God.无法证明上帝的存在。,拓展 in existence 存在的；现有的,come into existence (come into being) 产生；成立bring/
5、call.into existence 使产生/成立,运用 完成句子,This is the tallest building _ ( 现有的) in,the world.,The company_ (成立) 20 years ago.,in existence,came into existence,it 的用法,本单元的语法点是 it 引导的强调句。it 可以用来对句子的某一成分进行强调，其基本句型结构为“It is/was被强调的成分that/who/whom其他成分”。该结构的强调成分仅限于主语、宾语和状语。,1强调主语,It was I that/who met Jack on th
6、e way to school this morning.,是我今天早晨在上学的路上碰到了杰克。,2强调宾语或介宾,It is Mary who/whom/that you should ask.你应该问的是玛丽。,It was to me that she gave the money.她那钱是给我的。,3强调状语,(1)强调地点状语,It was in Shanghai that I studied four years ago.我四年前就是在上海读书。(2)强调时间状语,It was four years ago that I studied in Shanghai.就在四年前我在上海读
7、书。(3)强调方式状语,It was in this way that they won the game.就是用这种方法他们赢得了比赛。,注意：,(1)强调人时，连接词可用 that，也可用 who (作从句的主语)或 whom (作从句的宾语)；强调物或状语时，连接词只能用 that。(2)原句的谓语动词时态是过去时，用“It was.”，其余用“It,is.”。如：,It is English that Mr.Wang teaches us.王老师教我们的是英语。,It was English that Mr.Wang taught us last year.王老师去年教我们的是英语。,
8、(3)从结构上看，把强调句的结构去掉，剩下的仍是完整的,句子。,(4)强调句的一般疑问句为“Is/Was it.that.”；否定句为“Itisnt/wasnt.that.”；特殊疑问句为“特殊疑问词is/wasitthat.”。如：,Is it tomorrow that we will have a meeting?是不是明天我们将有一个会议？,It isnt tomorrow but the day after tomorrow that we will have,a meeting.不是明天而是后天我们将有一个会议。,When was it that you caught a cold
9、?你究竟是什么时候感冒的？,一、完成句子,1 _ along the Mississippi River_ ( 正 是 ) Mark Twain spent much of his,childhood.,2What _ (是) his daughter needs most?3 It was Mike and Jim _ ( 帮 助) the old,man last week.,4 It _ ( 是 她 ) people took to a nearby,hospital last night.,5It was _ he came back _,(直到才) he knew the news.
10、,It was,that,is it that,who/that helped,was her that/whom,not until,that,二、句型转换,1It was at 9 that I called you yesterday.(对画线部分提问),_,2I visited the museum with Mary on Sunday.(强调句，强调,时间状语),_,3I often help my mother with the housework.(强调句，强调,宾语),_,When was it that you called me yesterday?,It was on
11、Sunday that I visited the museum with Mary.,It is my mother that/who/whom I often help with the housework.,4 It was not until ten oclock last night that my father,returned.(陈述句),_,5Its the third time that I have been here.(强调句的一般疑问,句),_,My father didnt return until ten oclock last night.,Is it the third time that you have been here?,
