九年級英語Unit6 When was it inventedsectionA(grammar-4c)教學設計

九年級Unit6Whenwasitinvented.?(Grammar--4c)教學設計教學內容Unit6SectionA(Grammar--4c)課時第3課時教學目標1)學習掌握下列詞匯：fridge,low,somebody,translate,lock,earthquake,sudden,allofasudden,biscuit,cookie,instrument2）進行一步復習鞏固學習SectionA部分所學的生詞和詞組。3）能夠掌握主動語態(tài)變被動語態(tài)的方法并熟練運用。4））能夠用was/weredone結構來談論發(fā)明物的發(fā)明時間和用途等信息5)了解中國古代四大發(fā)明和中國現(xiàn)代“四大發(fā)明”的相關信息，并在這個過程中增強自己的國家認同、家國情懷，更堅定文化自信。大膽地根據(jù)自己的想法創(chuàng)造出自己的“發(fā)明物”，并且堅信只要有一個有創(chuàng)造力的頭腦，任何人都可以成為小小發(fā)明家。教學重點學習生詞fridge,low,somebody,translate,lock,earthquake,sudden,allofasudden,biscuit,cookie,instrument一般過去時態(tài)的主動語態(tài)句子變?yōu)楸粍诱Z態(tài)。教學難點能夠用was/were

done結構來談論發(fā)明物的發(fā)明時間和用途等信息。教學方法情境教學法、任務型教學法課前準備教師查閱相關資料、準備多媒體課件學生預習教材教學活動設計教師活動學生活動個人微調Step1Warming-up&lead-in1.Freetalkabouttea.Itisnotonlyapopulardrink,butalsoagreatinventioninChina.Doyouknowwhatitis?Whatdoyouknowaboutthetea?When?Who?How?Step2Presentation2.Ask

students

to

observe

the

sentences

and

find

out

the

similarities

and

differences

between

thesentences.3.Introduce

“

was/were

done

”

structure

and

its

function

and

how

to

translate

a

sentence

with

a

passive

voice

.

Introduce

“

am/is/are

done

”

structure

and

its

function

and

how

to

translate

a

sentence

with

a

passive

voice

.

4.Workin4b:

Complete

the

sentences

with

correct

forms

of

the

verbs

in

the

box.5.Let

students

to

compare

two

sentences

with

active

voice

and

passive

voice.

And

think

about

how

to

turn

a

sentence

with

the

active

voice

into

one

with

passive

voice.

Step3PracticeWorkon4a.Rewritethesentencesusingthepassivevoice.（add）Thebossinthisfactorymadetheworkersworkfor12hoursadayinthepast.Theworkersinthisfactoryworkfor12hoursadayinthepast.LeadSstopayattentiontothissentence,theteacherexplainsit.Step4Production1.Theteachershowapictureofaninvention.Itwasinventedbyherselfinthedreamlastnight.2.Groupwork:CreateourowninventionsWhatisyourinvention?Whowasitinventedby?Whatwasitusedfor?/whatisusedto?Writedownasmanysentencesaspossiblebyusingpassivevoice.Step6EmotionWhatarethefourgreatinventionsofancientChinaandThefournewgreatinventionsofChina?Ourworldwaschangedbygreatinventions.Ourlifewaschangedbysmallinventions.Youcantrychangingtheworld.Step5Summary1.Askstudentstosumupwhattheyhavelearned.1.英語中有兩種語態(tài)，即和。主動語態(tài)表示，被動語態(tài)表示。2.一般過去時被動語態(tài)的構成：。3.一般過去時被動語態(tài)的幾種句型。4.主動語態(tài)被被動語態(tài)的步驟：1）主動語態(tài)的變被動語態(tài)的。2）主動句中的謂語動詞變。3）主動語態(tài)的變被動語態(tài)的，由引出，當不知道動作的執(zhí)行者是誰，或沒有必要指出動作的執(zhí)行者，可省略。Step6.Homework:1.Writeashortpasssageabout“Myfavoriteinvention”.(Usingthepassivevoice)Haveafreetalkaboutteawiththeteacher.Find

out

the

similarities

and

differencesbetween

the

wordsandsumup.Think

about

how

to

turn

a

sentence

with

the

active

voice

into

one

with

passive

voice.Rewritethesentencesin4ausingthepassivevoice.TalkaboutthefourgreatinventionsofancientChinaandThefournewgreatinventionsofChinaWorkingroupsanddoareportaboutowninventions.Sumupwhattheyhave