九年级英语unit13-Section-A-Grammar-Focus-4c课件市公开课一等奖省赛课

Unit13SectionAGrammarFocus—4c第1页Ⅰ．短语温顾1.河床底部______________________2.充满了垃圾_____________________3.产生影响________________________4.听说_____________________5.到当前为止________________________6.对……有害_____________________7.……数量__________________________8.给……带来危险__________________9.不但……而且…______________________10.砍掉；割掉_____________________【课前准备】thebottomoftheriverbeharmfultohearofbefullofrubishthenumberofbringdangertonotonly…butalsocutoffsofarmakeadifference第2页Ⅱ．短语知新1.参加______________________2.代替______________________3.采取行动_____________________4.关掉_______________________5.付费__________________________6.累加______________________7.使用公共交通_______________________8.负担不起做某事____________________【课前准备】can’taffordtodosth.takepartininsteadoftakeactionturnoffpayforaddupusepublictransportation第3页1.TheshoesaresoexpensivethatIcan’t____________(买得起）them.2.Weshoulduse____________(可重复使用）chopstickswhenweeatoutside.3.Whatdoyouthinkofthe____________(交通）inChina?4.TheSpringFestivalis____________(认为是）themostimportantfestivalinChina.5.Wecansave____________(电）byturningoffthelightswhenweleavearoom.自学自查：依据汉语提醒完成单词。affordreusabletransportationconsideredelectricity第4页经典例句所用语法MakeupnewsentencesWearetryingtosavetheearth.Theriverusedtobesoclean.Theairisbadlypolluted.

Noscientificstudieshaveshownthatsharkfinsaregoodforhealth.Weshouldhelpsavethesharks.现在进行时am/is/are＋doing语法总结读GrammarFocus表格内句子，了解每个句子所用时态、语态、情态动词及usedto结构。Discussinpairs/groups.usedto＋do普通现在时被动语态：

am/is/are＋done现在完成时：has/have＋done情态动词＋do第5页Haveyouevertakepartinanenvironmentproject?Whatshouldyoudotosavetheenvironment?

①turnoffthelightswhen…②usethepaperbags..③walktoschool……Wecan________________________________.Lead–in4a.第6页4aFillintheblankswiththecorrectformsoftheverbsinbrackets.Joe:_____youever______(take)partinanenvironmentalproject?Eric:Yes,Ihave.I______(help)withaClean-UpDaylastyear.Itwas__________(consider)thebiggestclean-upprojectthiscity____ever

____(have).Havetakenhelpedconsideredhadhad参加第7页Joe:Howmanypeople____(take)part?Eric:I_____(think)morethan1,000people______(come)tohelpout.Joe:That’sfantastic!Iguesseveryoneinthiscityis______(try)toimprovetheenvironment.Eric:Yes,wecan’taffordto____(wait)anylongertotakeaction!tookthinkcametryingwaitv.

负担得起(后果);买得起第8页4bFillintheblankswiththeappropriatemodalverbsfromthebox.People__________thinkthatbigthings______bedonetosavetheearth.Manyforgetthatsavingtheearthbeginswithsmallthings.Forexample,you____savemay/mightmustcancanwouldcouldhavetoshouldmustmay/might第9页electricitybyturningoffthelightswhenyouleavearoom.You______alsousereusablebagsinsteadofplasticbags.Ithinkit’sagreatideathatyounow______payforplasticbagsinsomestores.Andinsteadofdrivingtoschoolorwork,you__________rideyourbikeorwalk.Ifit’sfar,you__________takethebus.Allthese

couldhavetocan/shouldcan/could关掉adj.可重复使用付费;付出代价第10页smallthings______addupandbecomebigthingsthat_______improvetheenvironment.Let’stakeactionnow!couldwould/can采取行动第11页4cMakealistofthingsthatpeoplecandotohelptheenvironmentanddiscussyourlistwithyourpartner.usepublictransportation(n.交通运输);turnoffthelightswhenyouleavearoom;usereusablebagsinsteadofplasticbags;rideyourbikeorwalktoschoolorwork;stopusingpapernapkins(餐巾纸);recyclebooksandpapergrowmoreplantsreducetheuseofairconditionsinsummer第12页1.The

girl

always

has

some

money

to

___

snacks

A.

spend

B.

pay

for

C.

take

D.

cost2.

It's

getting

dark.

Please

________

the

light.

A.

turn

on

B.

turn

off

C.

turn

down

D.

turn

around

【当堂检测】Ⅰ.单项选择BA第13页3.–How

does

Jack

usually

go

to

work?

—He

______

drivea

car,but

now

he

______theretoloseweight.A.

used

to;

is

used

to

walk

B.

was

used

to;

is

used

to

walkingC.

was

used

to;

is

used

to

walk

D.

used

to;

is

used

to

walking

4.

—At

present,one

of

the

best

ways

to

study

isworkingin

groups.

—More

chances

_______

to

students

to

learnfromeach

other.

A.

offer

B.

are

offered

C.

have

offered

D.

are

offering

BD第14页Ⅱ.依据汉语意思完成句子。5.