外研版 (2019)选择性必修 第二册Unit 4 Breaking boundaries背景图ppt课件

这是一份外研版 (2019)选择性必修 第二册Unit 4 Breaking boundaries背景图ppt课件，共26页。PPT课件主要包含了something，somebody，pronoun，date，weather，place，time，distance，n 少数派少数，adj 能实现的等内容，欢迎下载使用。

Unit 4Breaking bundaries
It as an empty subject
T learn the usage f it as an empty subject.T learn t describe a city by using it as an empty subject.
1. I drpped my watch and it brke.2. There is a knck n the dr. It must be the pstman.3. What’s this? It’s a new machine.
What have we learnt abut it?
4. It is Friday tday.5. It was very cld last Mnday.6. It lies in the suth f Anhui.7. It is abut 8:30 nw.8. It is abut 25km frm my city t the capital.9. It is 39 degree! Yu gt a high fever!
temperature
a But it is vital nt t take any chances.b But nt t take any chances is vital.____________________________________________________c It is imprtant t remember that Ebla desn’t respect natinal bundaries.d T remember that Ebla desn’t respect natinal bundaries is imprtant.
Lk at the sentences and answer the questins. Sentences (a) and (c) are frm the reading passage.
a But it is vital nt t take any chances.c It is imprtant t remember that Ebla desn’t respect natinal bundaries.
1. What des “it” refer t in sentences (a) and (c)?
“It” refers t “nt t take any chances” in sentences (a) and “t remember that Ebla desn’t respect natinal bundaries” in sentence (c).
2. What is the difference between the sentences in each grup? Why des the authr chse t use sentences (a) and (c) instead f (b) and (d)?
The first sentences in each grup use “it” as an empty subject at the beginning f the sentences.The reasn why sentences (a) and (c) are chsen is that the sentences are kept balanced and the key infrmatin f the sentences is emphasised.
I felt it was my duty as a dctr t g there and ffer my help. It is s inspiring t have clleagues like Wiltn, Maisy and Alfns.… it is abslutely essential fr us all t cllabrate t create a glbal cmmunity with a shared future f peace and prsperity.
Nw lk fr mre sentences with this structure in the reading passage, and summarise its use in yur wn wrds.
Rewrite the underlined parts using it as an empty subject.
Accrding t the “2017 Hllywd Diversity Reprt”, t get rles in American film and televisin is n lnger quite s difficult fr wmen and minrities.
Accrding t …, it is n lnger quite s difficult fr wmen and minrities t get rles in American film and televisin.
The reprt analysed 200 films released in 2015 and 1,206 TV shws frm 2014 t 2015, and discvered that t becme a leading actr in Hllywd is nw a mre realistic hpe fr minrity actrs. In mre gd news, t write and direct Hllywd films is mre cmmn than befre fr wmen.
The reprt …, and discvered that it is nw a mre realistic hpe fr minrity actrs t becme a leading actr in Hllywd. In mre gd news, it is mre cmmn than befre fr wmen t write and direct Hllywd films.
Even nw, t cast white actrs as Asian characters is seen as acceptable by film studis.
Even nw, it is seen as acceptable by film studis t cast white actrs as Asian characters.
it常代替由不定式短语、动名词短语或从句表示的真正主语，作形式主语，而将真正的主语后置。
代替不定式短语作形式主语1. It is + adj. + t d sth. eg It is impssible t get there by bat. 2. It is + adj. + fr sb. / f sb. + t d sth. eg It is kind f yu t help me ut.3. It is + n. + t d sth. eg It is ur duty t prtect the envirnment.
代替动名词(短语)作形式主语It’s n use / gd / fun / a waste f time ding sth.做某事没有用 / 没有好处 / 没有意思 / 是浪费时间eg It is n use giving him sme advice.
代替从句作形式主语1. It is + adj. + 从句 eg It is necessary that the wrk shuld be dne well.2. It is + n. + 从句 eg It is a pity that I didn’t think f it earlier.3. It is said / reprted / believed / hped / suggested + that从句 据说/据报道人们相信/人们希望/有人建议 eg It is said that she lived t be ver 100.
4. It seems / appears + that从句 似乎 eg It seems that mst huses have been destryed.5. It happened + that从句 碰巧 eg It happened that the tickets were sld ut.6. It turns ut + that从句 结果是 eg It turns ut that the situatin is quite serius.7. It ccurred t sb. + that从句 某人突然想起 eg It ccurred t her that she might adpt a child.
Cmplete the sentences.1. 对我来说，找到一个可以向他学习的当地人真是太好了。 _____________________ a native speaker t learn frm.2. 的确，智能手机在我们日常生活中扮演重要的角色。 ______________ a smartphne plays an imprtant rle in ur daily life.
It is great fr me t find
It is true that
3. 试图用武力解决问题是没用的，和谈才是唯一的办法。 ________________ t slve the prblem by frce. Peace talks are the nly slutin.4. 据说台风已造成了很多的破坏。 ________________ the typhn had caused a lt f damage.5. 遵守规则让社会保持秩序、人民生活安定是每个人的责任。 __________________________ the rules t keep the sciety in rder and peple’s lives safe.
It is n use trying
It was said that
It is everyne’s duty t bey
Describe the city using the infrmatin prvided and it as an empty subject.
nt a surprising thing / students see different skin clurs in the same class
It is nt a surprising thing fr students t see different skin clrs in the same class.
pssible / peple hear many different languages and dialects
easy / peple find prducts frm all ver the wrld
It is pssible fr peple t hear many different languages and dialects.
It is easy fr peple t find prducts frm all ver the wrld.
nt difficult / freigners settle dwn and find a jb
a cmmn thing / peple frm different cuntries wrk in the same cmpany
It is nt difficult fr freigners t settle dwn and find a jb.
It is a cmmn thing fr peple frm different cuntries t wrk in the same cmpany.
Beijing tday is multicultural. It is nt a surprising thing fr students t see different skin clurs in the same class. It is pssible fr peple t hear many different languages and dialects. It is easy fr peple t find prducts frm all ver the wrld. It is nt difficult fr freigners t settle dwn and find a jb. It is a cmmn thing fr peple frm different cuntries t wrk in the same cmpany.
Describe ne f the cities using it as an empty subject where apprpriate. D nline research if necessary.
TrntShanghaiLndnSydney