新高中英语选择性必修二UNIT4BREAKINGBOUNDARIESSECTIONBUSINGLANGUAGE课件

SectionB

UsinglanguageⅠⅡⅠ.知识体系图解重点词汇

Ⅲ1.realisticadj.

2.minorityn.

3.castv.

4.

adj.联合的,共同的

5.

adj.值得做的,有益的

6.

adj.和睦的,和谐的→

n.和谐

(目标、希望)能够实现的少数派;少数选派(角色)

joint

rewarding

harmoniousharmonyⅠⅡ重点短语Ⅲ1.referto

2.inparticular

3.settledown

4.

以及;像……一样好

5.

难怪

重点句式it作形式主语

指的是;提到尤其,特别安定下来aswellas

nowonderⅠⅡⅢⅡ.单句语法填空1.

issaidthathewasafamouswriter.

2.Itrequirespatience

(teach)children.

3.

isnoteasyforustomasteraforeignlanguage.

4.Itisstupid

youtomakesuchamistake.

5.

isapleasuretobewithyou.

6.Itisafact

shewonthefirstplace.

IttoteachItofItthatⅠⅡⅢⅢ.完成句子1.你最好先完成你的家庭作业。

youfinishyourhomeworkfirst.

2.真遗憾,他不能参加晚会。

hecan’tattendtheparty.

3.众所周知,钱不会长在树上。

thatmoneycan’tgrowonthetree.

ItisbestthatItisapitythatItisknowntoall4.据报道今天下午有暴风雨。

therewillbeastormthisafternoon.

5.把这个句子译成英语很难。

thissentenceintoEnglish.

ItisreportedthatItishardtotranslate重点词汇重点句式重点语法随堂练习重点词汇重点句式重点语法随堂练习重点词汇重点句式重点语法随堂练习2.Itwasrewardingtoseehowourworkhelpedbringpeopletogetherfromdifferentcultures.看到我们的工作帮助来自不同文化的人们聚在一起,是很有意义的。(p.42)【词汇精讲】rewardingadj.值得做的,有益的TheJamesJoyceCentreprovidesthecasualvisitorswitharewardingandmemorableexperience.詹姆斯乔伊斯中心为临时来访者提供了一个值得纪念的体验。重点词汇重点句式重点语法随堂练习【词汇拓展】rewardn.&vt.报酬;奖金;酬劳;奖赏asareward(for...)作为(对……的)报酬/奖赏inrewardfor为酬谢……;作为……的奖励rewardsb.forsth.因某事而奖赏某人rewardsb.withsth.用某物回报某人Wegavehimagiftas

a

reward

forhiskindness.我们送给他一件礼物作为对他的好意的奖赏。Hereceivedamedalin

reward

forhisbravery.他因勇敢而获得奖章。Theyrewardedthewinnerswithgiftsoffruitsandflowerswhenthematchended.比赛结束时,他们用水果和鲜花作为奖赏。重点词汇重点句式重点语法随堂练习重点词汇重点句式重点语法随堂练习it作形式主语it作形式主语时没有具体的意义,只是帮助把真正的主语移到句子后面去,使句子显得平稳一些。it作形式主语时,可以代替三种形式:不定式、动词-ing形式和主语从句。重点词汇重点句式重点语法随堂练习一、

it代替不定式短语1.常用于下列句型中:It+be+形容词+(for/ofsb.)todosth.It+be+名词+todosth.Ittakessb.sometimetodosth.做……花了某人……时间It’suptosb.todosth.做……是某人的职责或义务Itiseveryone’sdutytoobeythelaw.遵守法律是每个人的义务。(it作形式主语,代替不定式短语toobeythelaw)ItisdifficultforaforeignertolearnChinese.对于一个外国人来说,学习汉语是困难的。(it作形式主语,代替不定式短语tolearnChinese)重点词汇重点句式重点语法随堂练习2.Itbe+形容词+forsb.todosth.与Itbe+形容词+ofsb.todosth.如果句型中的形容词描述的是sb.的品质、品格,在逻辑上可以作sb.的表语,则sb.前应用介词of,否则就用for。如:It’snecessaryforustouseashort-waveradiotopickuptheprogrammes.我们用一台短波收音机收听这些节目是必要的。Itwasfoolishofhimtogiveupthejob.(=Hewasfoolishtogiveupthejob.)他放弃那工作是愚蠢的。重点词汇重点句式重点语法随堂练习二、

it代替动词-ing短语动词-ing形式作主语用后置形式的情况远不及不定式那么普遍,常限于nogood,nouse,useless,waste等词的后面。Itisnogood/usehavingacarifyoucan’tdrive.如果你不会开车,有车也没用。(it作形式主语,代替动词-ing短语havingacar)ItisawasteoftimewatchingTV.看电视是浪费时间。(it作形式主语,代替动词-ing短语watchingTV)重点词汇重点句式重点语法随堂练习重点词汇重点句式重点语法随堂练习重点词汇重点句式重点语法随堂练习五、It

is+形容词(如:strange/natural/surprising/obvious/true/fortunate/wonderful/funny/possible/impossible/likely/unlikely/clear/unusual/certain/important...)that...如:Itiscertainthathewillwin.他一定会取胜。Itisimportantthatweshouldlearnfromeachotherandhelpeachother.重点词汇重点句式重点语法随堂练习我们应当互相学习,互相帮助,这是很重要的。Itwasobviousthatthechildhadbeenbadlytreated.很显然那个孩子受过虐待。Itseems/happened/turnedout/suddenlystruckme/occurredtome...that...如:IthappenedthatIwasn’ttherethatday.恰好那天我不在那里。Itseemsthathisideaismorepractical.看起来他的意见更实际一些。重点词汇重点句式重点语法随堂练习六、It+be+过去分词(如:said/reported/announced/decided/expected/hoped/known/believed...)that...如:Itishopedthatthenumberofdeerwillgreatlyincreaseverysoon.(相当于:Peoplehopethatthenumberofdeerwillgreatlyincreaseverysoon.)人们希望鹿的数目将会很快增加。Itisreportedthatmorethantwentypeopleweredeadinthatbusaccident.据报道在那次公共汽车事故中有二十多人丧生。重点词汇重点句式重点语法随堂练习【温馨提示】在Itissuggested/required/desired/ordered/proposed...that...的主语从句中用虚拟语气:(should)+动词原形Itisrequestedthathegiveaperformanceattheparty.有人请求他在聚会上表演一个节目。Itisorderedthattheradiobesentthereatonce.据命令,这台收音机要立刻送到那里去。重点词汇重点句式重点语法随堂练习重点词汇重点句式重点语法随堂练习Ⅰ.找出下列句子中it的指代内容1.Itwasclearenoughwhatshemeant.答案:whatshemeant2.Ithasn’tbeenmadeclearwhenthenewroadistobeopenedtotraffic.答案:whenthenewroadistobeopenedtotraffic3.Itisnouseaskinghim.