Unit+1+Knowing+me,+Knowing+you+Using+Language 高一英语外研版（2019）必修第三册.pptxVIP

Usinglanguage

§;

Warmup

aDisappointedbyhisbehaviour,Isaidallthistomy

bestfriend.

bApproachedinthisway,yourfriendshipwillsoon

berepaired.

1Whowasdisappointedinsentence(a)?Whatisapproachedinsentence(b)?Iwasdisappointedinsentence(a)

Yourfriendshipisapproachedinsentence(b)

2Whydoestheauthoruse-edinsteadof-inghere?

Because-ingisusedwhentheactionisdonebythesubjectofthesentence,while-edisusedwhentheactionisdonetothesubjectofthesentence.

Here,bothdisappointandapproachareactionsdonetothesubjects.;

cBecauseIwasdisappointedbyhisbehaviour,I

saidallthistomybestfriend.

dIfitisapproachedinthisway,yourfriendshipwill

soonberepaired.

3Whatisthedifferencebetweenthetwogroupsofsentences?

Sentences(a)and(b)contain-edasadverbialwhilesentences(c)and(d)containadverbialclauses.

4Whydoestheauthorchoosetouse-edinsteadofanadverbialclauseinthereadingpassage?

Because-edmakesthesentencesshorterandsoundmoreformalaswrittenlanguage.;

过去分词作状语

动词-ed形式是一种动词的非谓语形式，它具有动词的一些特点，同时也具有形容词、副词的句法功能。在句中可用作表语、定语、状语和宾语补足语等，一般表示完成或被动的意思。

1)表示时间

动词-ed形式作状语可表示时间，相当于一个时间状语从句。

例如：Seenfromthetower,thecitylooksbeautiful.

(从塔上往下看，城市显得很美丽。)

(=Whenthecityisseenfromthetower...);

2)表示原因

动词-ed形式作状语可表示原因，相当于一个原因状语从句。

例如：Movedbytheheroicdeeds,thechildrencouldnthelpcrying.(孩子们被英雄事迹感动，情不自禁地哭了起来。)

(=Sincetheyweremovedbytheheroicdeeds...)

3)表示条件

动词-ed形式作状语可表示条件，相当于一个条件状语从句。

例如：Heated,waterchangesintosteam.

(水经过加热就变成了蒸汽。)

(=Ifwaterisheated.);

4)表示让步

动词-ed形式作状语可表示让步，相当于一个though/although引导的让步状语从句。

Exhaustedbytherunning,theywentonrunningaftertherobber.

(尽管已经跑得筋疲力尽，他们还是继续追赶着那个强盗。)

(=Althoughtheywereexhaustedbytherunning...);

2]Rewritetheunderlinedsentenceswiththe-edform.

Lastweek,Annewasattractedbyaparticulararticle

inamagazine,sosheboughtit.Threedaysago,toLastweek,a