青少版新概念3A-unit-4教学文案课件

Unit

4A

museum

piece现在完成时区别：have

been

to

和have

gone

tohave

been

to去了，已经回来

have

gone

to

去了，还没有回来Review

unit

3Pattern

PracticeHe

has

been

to

Holland

and

came

back.He

went

to

Holland lastweek

.(time)He

has

gone

to

Mexico

and

is

still

there.He

went

to

Mexicolast

month.(time)He

has

been

to

Norway

and

came

back.He

went

to

Norway last

year

.(time)He

has

gone

to

Brazil

and

is

still

there.He

went

to

Brazillast

summer

.(time).(time)He

has

gone

to

India

and

is

still

there.He

went

to

India a

fortnightagoHe

has

been

to

Australiaandcameback.He

went

to

Australia

sixmonthsago

.(time)He

has

gone

to

Thailand

and

is

still

there.He

went

to

Thailand .(time)in

1999He

has

been

to

China

and

came

back.He

went

to

China .(time)in

2003祖国玩的开心市场农夫水壶准时地担心短信Word

reviewhave

a

goodtimeon

timestillkettleboardhomecountrytextfarmerWord

reviewon

timetextlike

crazymarketboardhave

a

good

timestillkettleLet’s

review

and

do

thedictationfarmerworryexcitinghome

countryHow

exciting!Phrases:be

with

Paula

moment

agoWhat

a

worry

for

you!have

a

nice

cup

of

teaphoneoffput

the

kettle

onHave

you

been

to

the

Farmers’

Market

today?I’ll

miss

her

like

crazy.We’re

not

going

to

worry,

are

we?We’re

going

to

put

the

kettleon.We’ve

already

had

a

long

morning.Pattern

Practice现在完成时have

been

in

sp.for+一段时间He

has

been

in

America

for

two

months.since/for的区别

since+时间的点，句子

for+一段时间For

example:since

last

summer,

since

I

was

five,

for

two

weeksWhere

is

Jack?He

has

gone

to

theStates.How

long

has

he

beenin

theStates

?He

has

been

in

theStatesfor

aweek

.He

has

been

in

theStatessince

last

Monday.Where

is

Daisy?She

has

gone

to

Bangkok.How

long

has

she

beeninBangkok

?She

has

been

in

Bangkokfor

severalweek.sShe

has

beenin

Bangkoksince

the

end

of

May.Where

is

Polly?She

has

gone

to

hospital.How

long

has

she

beeninhospital

?She

has

been

in

hospitalfor

a

few

days

.She

has

beenin

hospitalsince

last

Sunday.

Where

is

Lucy?She

has

gone

to

the

dentist’s.How

long

has

she

beenat

the

dentist’s

?She

hasbeen

at

the

dentist’sfor

an

hour

.She

has

beenat

the

dentist’ssince

nine

o’clock.

at

theairporttthree

o’clock.Where

are

William

and

Karen?They

have

gone

to

the

airport.How

long

has

they

been?They

has

been

at

theairporforseveral

hours.They

hasbeen

at

the

airport

sincelast

weekend.a

weekThey

has

beenfor.They

has

beensinceWhere

are

the

children?They

have

gone

to

the

Seaside.How

long

has

they

beenat

the

seaside

?at

theseasideat

theseasideHow

often

has

Jack

been

tothe

circus?He

hasn’t

been

to

the

circusfor

manyyears.Infact,

he

hasn’t

been

to

the

circus

since

he

was

little.

How

often

has

Nina

been

tothe

seaside?She

hasn’t

been

to

theseaside

for

a

longtime.Infact,she

hasn’t

been

to

theseaside

since

she

was

two.How

often

has

Paul

been

tothe

zoo?He

hasn’t

been

to

the

zoo

forages.Infact,he

hasn’t

been

to

the

zoo

since

he

was

very

young.How

often

has

Annie

been

tothe

funfair?She

hasn’t

been

to

the

funfairfor

years.Infact,she

hasn’t

been

to

the

funfairsince

she

was

ten.

New

words

and

expressionsn.阁楼n.自从…以来n.硬盘n.割草机n.兆字节n.没有东西，没有事情atticsinceharddisklawnmowerMegabytenothingjetcircusseveralzoofor

agesfunfairn.喷气式飞机n.马戏团几个n.动物园

adv.长时间n.露天游乐场What

are

Robert

and

William

talking

about?When

did

it

come

onto

the

market?Where

did

Mum

find

it?How

long

has

it

been

there?Does

it

still

work?What

does

the

noise

sound

like?What

can

they

do

with

it?How

long

hasn’t

it

been

out

of

its

box?Who

is

a

museum

piece,

too?QuestionsLet's

enjoy

theflash!Robert:

What’s

this,

Dad?William:

It’s

Apple

2.

It’s

a

very

early

computer.In

fact

(事实上),it’s

the

first

Personal

Computer,ever(曾今).It

came

onto

the

market（面世）in

1977.

Where

did

you

find

it?the

first

第一

the

second

第二

the

third

第三Where

特殊疑问词，在哪PC:personalcomputer

个人电脑Robert:Mumfound

it

in

aboxinthe

attic(阁楼).William:

Oh,

thenit’smine!

It’s

been

there

foryears.In

fact,

it’s

beenthere

since

we

moved

into

this

house!find-found发现Mine

=mythingIt’s

been

=

it

has

been现在完成时have/has+动词过去分词现在完成时：Have/has+动词过去分词表示动词发生在过去，持续到现在或对现

在产生影响，后接表示延续性的时间状语。如：

for+

时间段since+时间点I

have

been

toAmerica

since

d

1998.I

have

got

the

car

for

d

fiveyears.six

monththree

yearsSundayten

o’clocklast

weekenda

long

time1996JanuaryforforsincesinceRobert:Does

itstill（仍然）

work?William:I

don’t

know……Ah,there

you

are!Can

youhear

the

hard

disk（硬盘）?Can

是情态动词，表示能够，有能力做某事。Can+动词的原形，变一般疑问句时将

Can提前至句首。情态动词+动词原形can,must,may

等都是情态动词，不能独立做谓语，需和实义动词连用。变一般疑问句时将情态动词直接提前至句首。I

can

open

the

box.(变一般疑问句)Can

you

open

the

box?Robert:Is

that

noise

（噪音）

the

hard

disk?Itsounds

like

a

lawnmower

(割草机)!William:It

is

noisy

（吵闹的，嘈杂的）!It

hasn’tbeen

out

of

its

boxfor

twenty

years!sound

like

听起来像noise名词噪音noisy