Unit 1 Knowing me, Knowing you Using Language课件（共35张ppt）外研版（2019）高中英语必修第三册.pptxVIP

Unit1Knowingme,knowingyou

UsingLanguage

-ing-edasadverbial

-edasadverbial

定义：过去分词是非谓语动词的一种形式，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，表示完成和被动的动作。它在句中可充当状语、定语、表语和补语。

用法：过去分词作状语时，其逻辑主语是主句的主语，且与主语之间存在着被动关系。过去分词作状语可表时间、原因、让步、结果、条件、方式或伴随等。

让步

状语

状语的形式

V-ed在句中可充当时间、原因、条件、让步状语，相当于一个状从；

V-ed在句中可充当伴随或方式状语，相当于一个并列句；

1)Askedwhathadhappened,hekeptsilent.时间

2)Caughtinaheavyrain,hewasallwet.原因

3)Givenmoretime,wewouldbeabletodotheworkmuchbetter.条件

4)Leftaloneathome,thelittleboydidntfeelafraidatall.让步

5)Shewalkedoutofthehouse,followedbyherlittledaughter.伴随

·Lookatthesentencesfromthereadingpassageandanswerthequestions.

aDisappointedbyhisbehaviour,Isaidallthistomy

bestfriend.

bApproachedinthisway,yourfriendshipwillsoonberepaired.

1Whowasdisappointedinsentence(a)?

2Whatisapproachedinsentence(b)?

aDisappointedbyhisbehaviour,Isaidallthistomybestfriend.

bApproachedinthisway,yourfriendshipwillsoonbe

repaired

思考：

1.diappointed和approached是过去分词；

2.逗号前边的部分作状语。

3.过去分词作状语是主语承受的动作，表被动。

aDisappointedbyhisbehaviour,Isaidallthistomybestfriend.

bApproachedinthisway,yourfriendshipwillsoonberepaired.

cBecauseIwasdisappointedbyhisbehaviour,Isaidallthistomybestfriend.

dIfitisapproachedinthisway,yourfriendshipwillsoonberepaired.

3Whatisthedifferencebetweenthetwogroupsofsentences?

Group(a,b)contains-edasadverbial.

Group(c,d)containsadverbialclauses.

aDisappointedbyhisbehaviour,Isaidallthistomybestfriend.

bApproachedinthisway,yourfriendshipwillsoonberepaired.

4Whydoestheauthorchoosetouse-edinsteadofanadverbialclauseinthereadingpassage?

Because-edmakesthesentencesshorterand

soundmoreformalaswrittenlanguage.

①表示时间，相当于时间状语从句

可在过去分词前