高中人教英语U5 Discovering Useful Structures.pptxVIP

高中英语

必修第三册;DiscoveringUsefulStructuresP54;Lead-in;Modalverbshavemanyfunctions,includingthefollowing(A-F).;Readthepassageandfillintheblankswithsuitablemodalverbsinthebox.;Readthepassageandfillintheblankswithsuitablemodalverbsinthebox.;patiencen.耐心；忍耐力；毅力

教材原句

Patience.ifyoudon’tmind,mayIaskhowmuchmoneydoyouhave?

要点必记

havepatience忍耐一下

patiencewith忍耐；反对

withpatience耐心地

outofpatience不耐烦；失去耐心

losepatience失去耐心

havenopatiencewith不能容忍

;2.postponev.延迟；延期；延缓;delay,postpone,defer,suspend,prolong,putoff?均有推延，延期之意。

delay:普通用词，多指因外界原因推迟或耽误，也可指有意推迟。

postpone:正式用词，语气较强，多指有安排的延期，常指明延期到一定的时间。

suspend:指暂时中断以待某种条件的实现。

prolong:指把时间延长至超过正常或通常的限度。

putoff:口语用词，与postpone同义，但较通俗。;3.intentionn.目的；打算

;4.incase以防；以防万一;5.extentn.程度；限度;I.Reviewofmodalverbs;Modalverbshavemanyfunctions,includingthefollowing(A-F).;;7.Oh，no，you’dbetternotopenit.

8....andhaddecidedtomakeabetwhichwouldsettletheirargument.

9.TheyweregoingtofindsomeonetotakepartintheirbetwhentheysawHenrywalkingonthestreetoutside.;1.只作情态动词的：

2.可情态可实义的：

3.可情态可助动词的:

4.相当于情态动词的:;重点语法

情态动词和过去将来时

一、情态动词

1.can,could;用法;2.may,might;3.must,haveto;用法;4.shall;5.should,oughtto;6.will,would;7.need,dare;

1.对过去事实的肯定推测（肯）：musthavedone

2.对过去事实的否定推测（否、疑）：

can’t/couldn’thavedone

3.对过去事实不太有把握的推测(肯、否)：

might/mayhavedone;might+havedone…本来或许做某事

mightn’t+havedone…本来或许不做某事

would+havedone…本来会做某事

would+havedone…本来不会做某事;ButinChina,theidea0fthedragon

may________(come)fromthealligator

2.Youmight________(give)yourparentsmorehelpearlier.

3.Hecant________(forget)it,forhetalkedaboutityesterday.

4.Yououghtto/should________(do)thejobmorecarefully.

5.Yououghtntto/shouldnt________(ask)suchafoolishquestion.;我本能够很容易通过考试，但我犯了太多愚蠢的错误。;II.Thepastfuturetense过去将来时;2.was/weregoingto+动词原形;4.go,come,lea