八年级上册Grammar教学ppt课件

这是一份八年级上册Grammar教学ppt课件，共37页。PPT课件主要包含了Free talk，X X X X， to fix ，to do，Homework等内容，欢迎下载使用。
1. Why am I here?
2. Why are yu in the classrm?
Learning aims：1. Get t knw the usage f the“t”-infinitives as the adverbial and the bject cmplement.2. Learn hw t use “t”-infinitives “t”-infinitives as the adverbial and the bject cmplement in the real situatin.
Zhalng Nature Reserve
Peple build Zhalng Nature Reserve ________________
t prtect wildlife.
Why d peple build Zhalng Nature Reserve?
Every year many turists g t Zhalng ________________
t watch the birds
Why d many turists g t Zhalng every year?（line 17)
The members f the Birdwatching Sciety g there _________________
t study the birds.
Why d the members f the Birdwatching Sciety g t Zhalng?(line14)
The Chinese gvernment has made laws ___________ all these things in Zhalng.
Why has the Chinese gvernment made laws?(line13)
Peple build Zhalng Nature Reserve t prtect wildlife.
We can use t-infinitives t express purpse.(用动词不定式表示目的）
Peple build Zhalng Nature Reserve in rder t prtect wildlife.
= In rder t prtect wildlife , peple build Zhalng Nature Reserve.
in rder t 也可以用于表达目的
In rder t 可放于句首或句末，放句首引导目的状语时要用逗号与主句隔开
What is Zhalng?
Why d sme peple want t make the wetlands smaller? →They want t make the wetlands smaller t have mre space fr farms and buildings. =They want t make the wetlands smaller in rder t have mre space fr farms and buildings.
“In rder t” is mre frmal(正式的）than t-infinitives.
①Every year many turists g t Zhalng t watch the birds.
②The members f the Birdwatching Sciety g there t study the birds.
= Every year many turists g t Zhalng in rder t watch the birds.
= In rder t watch the birds, every year many turists g t Zhalng.
=The members f the Birdwatching Sciety g there in rder t study the birds.
= In rder t study the birds, the members f the Birdwatching Sciety g there.
in rder t d … 为了做…in rder nt t d … 为了不做…
Tm带了一幅地图为了不迷路。
Tm tk a map with him in rder nt t lse his way.
Mary 每天早起为了上学不迟到。
Mary gets up early every mrning in rder nt t be late fr schl.
I will invite her t visit my schl.
She needs me t shw her arund my schl.
verb + sb.+ t d
Subject(主语）
Object Cmplement(宾语补足语）
Using verbs+bjects+t-infinitives
ask sb t d sth.tell sb t d sth.advise sb t d sth.invite sb t d sth.want sb t d sth.=wuld like sb t d sth.need sb t d sth.teach sb t d sth.wish sb t d sth.encurage (鼓励）sb t d sth.warn(警告）sb t d sth.
List sme verbs with the structure “Verb + sb.+ t d ”
hpe sb.t d sth.
Our teacher tells us nt t make any nise in class.
Our teacher asks us nt t thrw rubbish anywhere.
Our teacher warns us nt t shut in ur library.
Tips: We add ____ befre t-infinitives t express a negative meaning（否定含义）.
不定式 t d 和 d, 多数 t d 少数 d, 下列动词省去 t ,“一感“ “二听” “三让/使” “四看”
let, make , have
hear, listen t
wath, see, ntice,lk at
We can use sme verbs +bjects+infinitives withut t：
A verb ______can add bject and infinitives with t r withut t. …sb (t) d比如：她常常帮我做家务。She ften helps me _______the husewrk.昨天，我们帮他修自行车。We helped him ________ his bike yesterday.
1. Mr Wu _____ us _______ a pair f cmfrtable shes because we wuld have t walk a lng way. (ask/wear)2. We ______ sme birds ____ in the trees. (hear/sing)3. Mr Wu ____ us _______ the birds carefully. (tell/watch)4. He als _______ us _________ the birds. (want /describe)
asked t wear
heard sing
tld t watch
wanted t describe
Finish the exercises n P74. Pay attentin t the tense.
5. He _______ us ___________ in the wetlands. (advise/nt shut)6. The cld weather _______ sme birds ______ suth fr the winter. (make/fly)7. The trip _______ us __________ mre abut wildlife. (help/learn)
helped (t) help
advised nt t shut
Ⅰ. 语法专练：根据语境，用括号内所给动词的适当形式填空。1. I watched the crane fr a lng time and saw it ________ (catch)a fish. 2. We decided t put up sme psters ________(tell) peple the imprtance f saving birds.
Exercises
1. The mther bird kept her babies __________ (practise)flying hard. 2. Hunters kill wild animals ________(make)mney. 3. I heard the birds ________(sing)happily in the tree when I walked int the wds. 4. Let me ________(help)yu, please.
1. Jane asked me ________(water)flwers yesterday. 2. Our gvernment has made sme laws _______(stp) peple ________(hunt)birds here. 3. Can yu help me ________(carry) this heavy bx?
Ⅱ. 单项选择。1. (中考•丹东)—Yu never miss ne minute in class. —Yu knw, we must listen t the teacher carefully ______. A. take ntes B. taking ntesC. t take ntes D. takes ntes
2. (中考•苏州)—Jack，why have yu decided ________ Chinese flk music as a curse. —T learn mre abut Chinese culture. take B. taken C. taking D. t take
. ________ late, my parents always tell me t g t bed early. A. In rder t nt get up B. In rder t get upC. In rder nt t get up D. S as t nt t get up
The envirnment is wrse than befre because f the haze (雾霾). S we shuld d what we can ________ ur envirnment. A. prtect B. prtecting C. prtects D. t prtect
Please remember _______ the dr befre yu leave the rm. A. lck B. lcking C. t lck D. lcked
(中考•长春)________ Chinese culture, many cllege students g t freign cuntries every year. A. Spreading B. T spreadC. Spreads D. Spread
(中考•南充)—Mari, yur mbile phne is ringing. —Wait a minute. It's dangerus fr us ________ it while crssing the street. answering B. t answer C. answer D. answered
(中考•临沂)Dctrs in the twn are using the bks ________ their studies and treat patients. A. cntinue B. t cntinue C. cntinuing D. cntinues
I'll try ________ the same mistake again. A. t nt make B. nt makeC. nt t make D. make
(中考•广东)Fr mre than nce, ur head teacher asks us ________the habit f keeping a diary. A. develp B. develpsC. develping D. t develp
Ⅲ. 根据汉语意思完成句子。我们政府必须建立更多的自然保护区来保护稀有鸟类。Our ____________ must build mre nature reserves ________ ________ rare birds.
t prtect
这本新书帮助更多人明白湿地的重要性。The new bk helps mre peple __________ ________ ___________ ________ ________ ________.
understand
the imprtance f the
Frm the study f this unit and this class we knw many birds and animals are in danger nw. They wish us t save them. I hpe that yu can d yur best t prtect them. Please remember: prtecting them is prtecting urselves!
1. Review the Grammar and make sme sentences with “t-infinitives fr purpse” and “verbs + bjects + t-infinitives”. (at least 10)2. Finish the exercises n the learning paper.