高中英语人教版 (2019)必修 第二册Unit 1 Cultural Heritage课文内容课件ppt

这是一份高中英语人教版 (2019)必修 第二册Unit 1 Cultural Heritage课文内容课件ppt，共13页。PPT课件主要包含了思考表语从句的结构，表语从句的引导词，连词在从句中不作成分，why，what，whether，whichwhat，how等内容，欢迎下载使用。

T recgnize and summarize the structure and functin f the predicative clause.T understand and use the predicative clause crrectly in cntext.
目标一: T recgnize and summarize the structure and functin f the predicative clause.
Activity 1: Read and identify the clauses in the fllwing science qutes.
Understanding science and pushing the bundaries f science is what makes me immensely satisfied. ——Bill GatesThe next majr explsin is ging t be when genetics and cmputers cme tgether. ——Alvin TfflerThe dctr has been taught t be interested nt in health but in disease.What the public is taught is that health is the cure fr disease. ——Ashley MntaguResearch is what I'm ding when I dn't knw what I'm ding. ——Wernher vn Braun
你是根据什么来判断哪些是从句的？这些从句分别是什么从句？你是根据什么判断哪些从句是表语从句的？
The main basis fr judging the predicative is that it cmes after the linking verb.
★变化类:becme, get,turn,grw,fall,cme,g..
Linking verbs
★状态类:be动词,seem,appear,keep,remain,stay...
★感官类:lk,smell,taste,sund,feel...
Activity 2: Underline all the examples in the reading passage where nun clauses are used as the predicative. Then state their meaning and functins.
One thery was that bad air caused the disease.Anther was that chlera was caused by an infectin frm germs in fd r water.It seemed that the wman liked the water frm the pump s much that she had it delivered t her huse every day.The truth was that the water frm the Brad Street pump had been infected by waste.
Structure: 主语+系动词+引导词+简单句
Activity 3: Answer the fllwing questins using the infrmatin frm the reading passage as well as the predicative clauses.
EXAMPLEWhat was it that Jhn Snw shwed t the wrld?What Jhn Snw shwed t the wrld was hw chlera culd be vercme.1 What was Snw's discvery in tw particular streets in Lndn?Snw's discvery in tw particular streets in Lndn was that _______________.2 What was Snw determined t find ut during the 1854 utbreak f chlera in Lndn?What Snw was determined t find ut was why _______________.3 What were the exact places Snw marked n the map?The exact places Snw marked n the map were where _______________.4 What was the finding that Snw annunced?Snw's finding was that _______________.
Suggested Answers:1 the chlera utbreak was s severe that mre than 500 peple died in ten days2 the utbreak f chlera had caused ver 500 deaths within ten days3 all thse wh died had lived / all the dead peple had lived4 the water pump was t blame fr the spread f chlera / the pump water carried chlera germs / water frm the Brad Street pump had been infected by waste
表语从句的引导词有哪些？如何确定表语从句的引导词？
When,where,why,hw...
连接代词在从句中作主语、宾语、表语、定语
连接副词在从句中作状语
that,whether as if, as thugh,because...
what/whatever, which/whichever, wh/whever, whm,whse...
wh,what,which,whever,whatever,whichever
whm,wh,what,which,whever,whatever,whichever
whse,what,which
when,where,why,hw
that,whether,as if,as thugh,because
目标二: T understand and use the predicative clause crrectly in cntext.
Activity 1: David is talking t Maria abut their scientific research prject. First cmplete David's lines (A-E), using the wrds in the bx.
as if that what wh when hw why whse which whether
A: Abslutely! Yu may nt believe it, but that was ______ happened at the initial stage f ur grup's research n develping a vaccine fr malaria.B:Yes, it is. And it seemed______ all the theries were useful, but the fact was______we culdn't persuade ne anther that ne thery was better than anther.C:Exactly The prblem was nt abut________ all ur theries were equally gd, but in deciding. ________________thery t depend upn.D:We realised that what we cared abut was nt ___________ aspect we needed t develp a thery in, but rather _____ we can reduce the cst f a vaccine withut reducing its effect!E: Yu're right. At last, we became fcused n the key issue, which was ______we had t carry ut the research in the first place.
as if that
which/what/whse
Activity 2: Then put David's lines in the crrect rder and practise the cnversatin.
Maria: This mix f thery and data is ne f the key characteristics f what we call science.David:________A________ Maria: With yur theretical framewrk?David:_________________Maria: Deciding n a thery is definitely f critical imprtance.David:_________________Maria This was when yu shuld have calmed dwn and gt dwn t ding sme sld wrk.David:_________________Maria: S what happened in the end?David:_________________
Activity 3: Wrk in pairs and then answer the questins thrugh the cntext.
1) What was David's grup's research?2) What was the prblem?3) What was the key issue?4) What did they care abut?
What they cared abut was hw they culd reduce the cst f a vaccine withut reducing its effect.
David's grup's research was that they wanted t develpa vaccine fr malaria.
The prblem was that they had t decide which thery tdepend upn.
The key issue was why they had t carry ut the researchin the first place.