北师大版（2019）必修第一册Unit 1 Life Choices Lesson 1 Lifestyles 知识点讲解 课件.pptx

三

U1Lesson1知识点;

知识点

1.IvebeenusingthecomputersinceIwasakid.

(Para1)

现在完成时：have/hasdone

现在完成进行时：have/hasbeendoing

定义：表示动作从过去某一时间开始一直延续到现在，并且可能持续下去。;

知识点1

1.Ihavebeenwaiting(wait)foryouforanhour.

2.Shehasbeenstudying/(study)Frenchsincetwoyearsago.hasstudied;

知识点

2.awiderangeof=avarietyof

rangen.一系列，范围

v.(在某个范围内)变化；包括(从.…到……)之间的各类事物

Thecostrangesfrom$10to$50

价格从10美元到50美元不等。;

知识点

3.besides+V-ing

Besidesworking_(work)asadoctor,healso

writeshovelsinhissparetime.;

知识点

4.Itisconvenienttodosth.

译：提前在网上订票很方便。

Itisconvenienttobookticketsonlineinadvance.;

知识点tellv.区分，判断that引导的同位语从句

5.Accordingtothem,thereisadangerthatImaynotbe

abletotellwhetherthesefriendsarerealfriends.(Para3);

同位语从句

Thenewsthathewonthegamesurprisedus.

Thereissomedoubtwhetherhewillcome.

同位语从句常修饰news,fact,truth,belief,idea,

information,conclusion,suggestion,thought,doubt等抽象名词。;

知识点

6.inperson亲自

助动词do表对谓语动词的强调，“的确，确实”

Actually,IdoknowIneedtodragmyself

awayfromtheonlineworldsometimes.(LastPara.)

dragsb.awayfrom使远离，强把某人拉开不去做某事

译：我确实喜欢那部电影!

dolikethatmovie.;

知识点

7.tendtodosth.易于做某事，倾向于做某事tendencyn.趋势，倾向

8.atthebeginning/endof

在……的开端/末尾;

此种用法中常见的名词有：dream,wish,

hope,work,job,plan,aim,goal,decision,purpose等。;

知识点

E.g.:①Myworkistocleanthehouseeveryday.

②Theyaretomarrynextweek.

翻译：我的梦想是进入名校。

Mydreamistoenteratopuniversity.;

知识点

10.sothat+Cl.以便于(目的状语从句)

译：我今天早起以便于我能赶上公交车。

lgotupearlytodaysothatIcouldcatchthebus.

11.keepitupdated持续更新

V+O+OC

updatedadj.更新的;

知识点

12.meanwhileadv.同时

13—Italwaysmakesmeexcitedtoworkhard

andachieveateamgoaltogether.

make(使役动词):①makesb.do;

知识点

译：互联网使迅速获得各种信息变得简单。

TheInternet_makesiteasytogetvarious

informationsoon.

14.achieveonesgoal/aim/target

实现某人的目标;

15.Toachieveall