人教版九年级英语上册《Unit 6 Section A 2a-2d》教学课件PPT初三优秀公开课

Unit

6 SectionA

2a-2d人教版

英语

九年级

上册Tolearnthenew

wordsand expressions:

style,project,pleasure,daily,website,pioneer,list,mention...Tolearntolistenforthe

details.Ifyoulike,youcanfindoutmoreinventionsandpracticeit.Sheisscoopingbyusingthe

scoop.scoopLead

inWhatisitused

for?Itisusedfor

counting.calculatorWhataretheyused

for?Theyareusedforgiving

light.light

bulbsErgonomic

Ladder(人体工学阶梯)TheWeightWatch

BeltCounterpoise 平衡椅Whataretheyused

for?2aListenandnumbertheinventions[1-3]intheorderyouhear

them.3122bListenagainandcompletethe

chart.InventionWhatisit/aretheyused

for?shoeswithspecial

heelschangingthestyleofthe

shoesshoeswith

lightsseeinginthe

darkhotice-cream

scoop

serving

reallycold

ice-creamListenagainandfillinthe

blanks.Thefirstinventionisshoes

with

_l_i_g_h_ts .People

always

hittheir

toes

on

s_o_me_thin_g onthewaytothebathroomatnight.Sopeoplecanusethem

for

s_e_e_i_n_g inthe

_d_a_r_k .Thesecondinventionisahotice-cream_s_c_o_o_p_.

Ite_le_c_t_r_ic_i_tyruns

on andbecomeshot.It’s

_u_s_e_dforserving

really

_c_o_l_d ice-cream.Thelastinventionisshoes

with

special _h_e_e_ls_.Peoplecanmove

the

huepels

d_owa

nd .

Yoruaisecan theheelsifyouaregpoairntgytoa_lo_we_r_

orthemifyouare

just

gsohinogppoiuntgfor .forseeingin

thedark.A:Whataretheyused

for?Pair

WorkMakeconversationsusingtheinformationin

2b.B:They’re

usedArmadillo

BreadboxLull

LampCOOL

INVENTIONSBabyShower

CapCool

InventionsWhatis/are…

used for?It’s/They’re…

used for…Whatis/

are

… used for?It’s/

They’re

… used for

…2cMakeconversationsusingtheinformationin

2b.A:Whataretheyusedfor?B:They’reusedfor

…Whataretheshoeswithlightsused

for?They’reusedfor

seeinginthe

dark.Whatarehotice-creamscoopsused

for?They’reusedforservingforreallycoldice-cream.Whatareshoeswithspecialheelsused

for?They’reusedforchangingthestyleofthe

shoes.Itisusedfor...Whatisthe

zipperused

for?2dRole-playtheconversation.Paul:HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld.”Canyouhelpmethinkofan

invention?Roy:Mypleasure!Letmethink…hmm…Iknow!The

zipper!Paul:Thezipper?Isitreallysuchagreat

invention?Roy:Thinkabouthowoftenit’susedinourdailylives.

Youcanseezippersondresses,trousers,shoes,bags…almosteverywhere!Paul:Well,youdoseemtohavea

point…Roy:Ofcourse!IthoughtaboutitbecauseIsawawebsitelastweek.Thepioneersofdifferentinventionswerelistedthere.Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin

1893.Butatthattime,itwasn’tusedwidely.Paul:Really?Sowhendiditbecomepopular?Roy:Around

1917.Readthepassageandanswerthe

questions.Whatisthesubjectfortheirschool

project?

Smallinventionsthatchangedthe

world.What kindofinventiondoesRoythinkof?The

zipper.Whydoes

Roy

think itisagreat

invention?Becauseitisoftenusedinourdaily

lives.Whoandwhenwasthezipper

invented?WhitcombJudsoninventeditin1893.

Whendidthezipperbecomepopular?

Around

1917.Haveasummaryaboutthe

zipperWhitcombL.Judson(1846–1909)wasanAmericanmachinesalesman,mechanicalengineerandinventor.Hedevelopedandinventedthezipperin

1890.Whichinventionareyoufamiliar

with?Talkaboutitwithyour

partner.Top10“inventions”thatchangedthe

world1.GPS

Technology2.The

SonyWalkman3.

The

Bar

code

(条形码)4.

TV

Dinners

(冷冻快餐)5.

PlayStation(家庭电视机游戏)8.Electronic

Money6.Social

Networking7.Text

messages9.

Microwaves10.

Trainers1.

Whataretheyusedfor?它们是用来做什么的？be

usedfor

sth./doingsth.意为“被用来做某事”，表示用途或目的，后接名词或动名词，相当于be

used

to

do

sth.Clothesareusedforkeeping(=

to

keep) warm.Woodcanbeusedforbuilding(=tobuild)

houses.Thestickisusedtowriteontheblackboard.used

todosth.意为“过去常常做某事”。IusedtosmokewhenIwas

young.use

sth.

todo

sth.意为“使用某物来做某事”,

其被动结构为“sth.

beusedtodosth.”。Theseknivesareusedtocut

pies.be

usedas

意为“被用作……，被作为……使用”。EnglishisusedasaforeignlanguageinChina.be

usedby

意为“被……使用”。Rubbersareoftenusedbystudentstocorrect

mistakes.2.—Canyouhelpmethinkofan

invention?—My

pleasure!Mypleasure也可说成It’s

a

/mypleasure.或

A

pleasure，意思是“我的荣幸；愿为你效劳；这是件愉快的事”。—

Willyoupleasehelpmetakethebookstotheclassroom?请你帮我把这些书带到教室里去好吗？—

Mypleasure./It'sapleasure. 愿为你效劳。pleasure n.

愉快；高兴Iwillrememberthismeetingwith

pleasure.我会愉快地记着这次的会晤。Itisa

pleasuretoworkwithyou.和你一起工作真是件乐事。at(one’

s)

pleasure 随便Youarefreetocomeandgo

at

your pleasure.来去自由,

悉听尊便。take

pleasure

in 以某事为乐，喜欢做某事withpleasure 愉快地，高兴地，没问题3. Well,youdoseemtohaveapoint

…(1)

youdo

seemtohave

apoint…

是个强调句，用“助动词do

+谓语动词原形”的结构。DoStay

for

supper! 一定要留下吃晚饭！Hedidcome

here

yesterday. 他昨天的确来这儿了。Docometomybirthdayparty. 一定要来我的生日聚会。(2) have

apoint有道理Iguess

you havea

point there. 我想你说的有道理。Strangely,bothofthemmayhavea

point.奇怪的是,

两个人似乎都有道理4....itmentionedthatthezipper

was...(1)

mention表示“提到；提及”，是及物动词，其后接名词或代词作宾语时，无需用任何介词；另外注意不接双宾语。如：Don’t mention thisproblemthis

evening.今晚别提这个问题。Nobody mentioned thetimeofthis

meeting.谁也没有提到这次会议的时间。Henevermentionedhistallfriendto

me./Henevermentionedtomethathehadatall

friend.他从未向我提及他有个女朋友。（2）若后接动词，要用动名词，不能用不定式。WheneverImentionplayingfootball,hesayshe’s

toobusy.我一提起踢足球，他就说太忙。（3）

not

to

mention意为“更不用说；还不算”。HecanspeakFrench,GermanandJapanese,nottomention

English.他会说法语、德语和日语，更不用说英语。（4）

口语中说

Don’

t

mention

it.

主要用来回答感谢，有时也用来回答道歉。如：A：Thankyouvery

much.B：Don’tmention

it.多谢你了。不客气。A：I’

msorrytohavetroubledyou. 对不起打扰你了。B：Don’t

mention

it. 没关系。Ⅰ.

单选。worldA.

by；forC.

as；forasecond

language.B.

by; asD.

for；asA.Don’tmention

it.C.Ofcourse

not.B.Never

mind.D.No

problem.1.Englishis

widely

used

B manypeoplearound

the2.—Thankyoufortakingmearoundyourschool,

Daming.— A Ⅱ.根据句意和所给汉语提示,

完成下列单词的拼写。(有用的)

book.5.Childrenalsoneed

time1.That’s

the

most

u_s_e_fu_lItissaidthat

Thomas

Edisonhad1,093_i_n_v_e_n_t_io_ns

_(发明)duringhis

lifetime.——Whatisthiskindofmachineused

for?——It’susedfor

_l_is_t_e_n_i_n_g_

(听)tomusic.Ifyou

h_e_a_t (加热)theice,

itwillsoonbecomewater.to

p_l_a_y_

(玩耍).Ⅲ.句型转换。1.

The

personal

computer

was

invented

in

1976.

(对划线部分提问)2.TheshoeswithlightswereinventedbyJulieThompson.(对划线部分提问)

Wh_e_n

wa_sthepersonalcomputer

_i_n_v_e_n_t_e_d_?Wh_o wer_etheshoeswith

lights

_i_n_v_e_n_te_d b_y