Unit4Grammar课件牛津译林版九年级英语上册

九年级·英语·译林版·全一册Unit4GrowingupGrammar

1.能记住并正确运用本节课词汇career，against。2.能够理解由before，after，when，while，since，till，until，assoonas和whenever引导的时间状语从句。

3.能恰当运用时间状语从句进行口头和书面表达。

1.完成任务驱动一，

达成学习目标1、2。2.完成任务驱动二，

达成学习目标1、3。

举例并复习时间状语从句，从而引入新课学习。·导学建议·

在复习时间状语从句时，让学生回忆哪些词可以引导时间状语从句。一、词汇记忆1.生涯，职业

career

2.对抗，与……相反，违反

against

3.在……之前

before

4.在……之后

after

5.when/while

当……时

careeragainstbeforeafter当……时6.自从……以来

since

7.till/until

直到……才

since直到……才8.一……就……

as

soon

as

9.无论何时

whenever

as

soon

aswhenever二、根据汉语意思完成句子1.在NBA注意到他之前，他在那里待了大约一年。Heremainedthereforaboutayear

before

⁠theNBAtooknoticeofhim.

2.毕业后，他被迫参加另一场篮球联赛。

After

⁠hegraduated，hewasforcedtoplayinanotherbasketballleague.

beforeAfter3.当他最后得到机会时，他在第一场比赛中得了20分。

When

⁠hefinallygotthechance，hescored20pointsinhisfirstgame.

4.在上初中的时候，Spud参加了校队的选拔。

While

⁠

(hewas)attendingjuniorhigh，Spudtriedoutfortheschoolteam.

WhenWhile三、找一找找出本单元出现的时间状语从句并记录下来1.You’ve

been

happy

since

I

first

met

you.

2.Don’t

wake

me

up

until

you

finish

building

it.

3.I

can

read

them

whenever

I

want

to.

4.As

soon

as

you

click

the

mouse，

there’s

a

great

deal

of

information.

You’ve

been

happy

since

I

first

met

you.

Don’t

wake

me

up

until

you

finish

building

it.

I

can

read

them

whenever

I

want

to.

As

soon

as

you

click

the

mouse，

there’s

a

great

deal

of

information.

5.While

attending

junior

high，

Spud

tried

out

for

the

school

team.

6.He

remained

there

for

about

a

year

before

the

NBA

took

notice

of

him.

While

attending

junior

high，

Spud

tried

out

for

the

school

team.

He

remained

there

for

about

a

year

before

the

NBA

took

notice

of

him.

探究由before、after、when和while引导的时间状语从句1.请在下列句子中找出时间状语从句并在其后面的括号中用√进行标注。(1)Ifindthatheisveryhappyeveryday. (

)(2)Pleaseletmeknowwhenyouhavetrouble.

(

√

)(3)Ididn’tknowwhereIcouldwaitforher. (

)√(4)MotheralwayspreparesfoodbeforeIgethome.

(

√

)(5)Afterwefinishthework，wegotothecinema.

(

√

)(6)Ididn’tknowhowIcouldopenit. (

)√√2.通过以上句子，总结如下:时间状语从句是指在复合句中充当

时间状语

⁠的句子。

时间状语3.通过例句进行总结:

(2)

Teachers

always

prepare

lessons

well

⁠before

classes

begin

⁠.老师们总是在上课前把课备好。

He

couldn’t

comethe

concert

beganTeachers

always

prepare

lessons

wellclasses

begin主句从句(3)

I

can

go

out

to

play

basketball

⁠after

I

finish

my

homework

⁠.我完成作业后可以去打篮球。

before意为“

在……之前

⁠”，表示主句动作发生在从句动作之

前

⁠(前/后)。

after意为“

在……之后

⁠”，表示主句的动作发生在从句的动作之

后

⁠(前/后)。

I

can

go

out

to

play

basketball

I

finish

my

homework

在……之前前在……之后后4.根据下面例句进行总结:Whenmyfathercameback，thesuncameout.当我父亲回来的时候太阳都出来了。WhileIwasdoingmyhomework，mymothercameback.当我正在写作业的时候我妈妈回来了。When和while都有“

当……时

⁠”的意思，这两个词在用法上区别如下:

当……时when引导的从句的谓语动词可以是延续性的，也可以是瞬时性的。while强调主句动作和从句动作是

同时

⁠发生的(同时/不同时)。

同时5.阅读下面短文，画出文中的时间状语从句。

Lunaisapoorgirl.Herfatherdiedbeforeshewasborn.Whenshewasayounggirl，shewasverythin.Inordertogetgoodscores，shestudiedveryhard.Unluckily，

hermothergotseriousillaftershewenttoseniorhigh.Soshespenthalfofhertimetakingcareofhermother.Eventhoughthelifewashard，shenevergaveup.Whileshewasstudyinghardforgettingintoagooduniversity，shegotasurprise.Thegovernmentdecidedtohelpher，soshecouldstudyfurther.

探究由assoonas和whenever；since、till和until引导的时间状语从句·导学建议·在区分引导词时要注意词义以及从句谓语动词的时态。◎学法指导:首先要记忆这几个引导词的词义，同时也要注意谓语动词的时态。1.根据例句进行总结。IwillcallyouassoonasIarriveinBeijing.Wewillgoonapicnicassoonasthesuncomesout.assoonas意为“

一……就

⁠”。一般情况下，主句用一般将来时，从句用一般现在时。

一……就Wheneveryoucomeback，Iwillwelcomeyou.Wheneveryoumeetdifficulties，thefamilywillbebehindyou.whenever意为“

每当；

任何时候

⁠”。whenever引导的时间状语从句与when的用法相似，但when的用法更强烈。

每当；

任何时候Ihavebeenmarriedsincefiveyearsago.JillhasstudiedChinesesincehecametoChina.since意为“

自从……以来

⁠”。一般情况下，从句的谓语动词用一般

过去

⁠时，而主句的谓语动词用

现在完成

⁠时。

自从……以来过去现在完成Taradidn’tgotobeduntil/tillshefinishedherwork.Theflowerswon’tbloomuntil/tilltheygetenoughenergy.till和until意为“

到……为止

⁠”，一般情况下两者可以互换。

到……为止2.翻译下列句子。(1)我已经习惯了一回家就先写作业。I’vegotintothehabitofdoingmyhomework

as

soon

as

⁠Igethome.

(2)直到去世之前，袁隆平都在一直工作。YuanLongpingcontinuedworking

until

⁠hisdeath.

as

soon

asuntil(3)Peter自从大学毕业以后一直在一家公司工作。Peterhasbeenworkinginacompany

since

⁠hegraduatedfromcollege.

(4)她每次拜访朋友都带着一个礼物。

Whenever

⁠shevisitsherfriend，shebringsagift.

sinceWhenever