初中八年級英語課件冀教版八年級下冊Unit3Lesson17SavetheTigers

冀教版八年級英語下冊Unit3AnimalsAreOurFriendsLesson17:SavetheTigers

MynamestartwithaCandendwithanL.

Iliveinthedesert,ahardplacetolive.Icancarrypeopleandtheirgoods(貨物).

WhatamI?——CamelBrain-teasersI.Learningaims:

Knowaboutthewords:century,courage,brave,reason,kill,cut(cut,cut);atthebeginningof…,dropto,foodchain,indanger,cutdownII.Learningimportant&difficultpoints:1)thenumberof與anumberof2)indanger的用法CheckPreview1.Newwordscentury

n.世紀(jì)

couragen.勇氣；膽量

braveadj.勇敢的；無畏的

reasonn.原因；動機(jī)；理由

cutv.砍；切；剪；割

2.Readthispassage,thenfindoutsomeimportantphrases.

atthebeginningof在……之初dropto跌至；下降到inbalance保持平衡indanger處于危險(xiǎn)狀態(tài)cutdown把……砍到；減少aswell（除某事或某人外）還；也

Atthebeginningofthe20th

century,

thenumberoftigersinthewildwasaround100,000.在二十世紀(jì)初期，野生老虎的數(shù)量大約是十萬只。

thenumberof意為“…….的數(shù)量”，

跟復(fù)數(shù)名詞連用作主語時(shí)，中心詞

是number，謂語動詞要用單數(shù)。anumberof表示“許多”，相當(dāng)于many,修飾可數(shù)名詞復(fù)數(shù)。作主語時(shí)，謂語動詞用復(fù)數(shù)。number前可用large,small等修飾，表示程度。e.g.Thenumberofstudentsinourclassis50.Quiz:Anumberof_________(student)____(be)plantingtreesonthehill.studentsare2.Inrecentyears,tigershavebeenindangerofdisappearing.在近

幾年，老虎處于瀕臨滅絕的危險(xiǎn)中。indanger(of)

意為“處于（……）

危險(xiǎn)之中。e.g.You’reindangerofcatchingacold.Quiz：Thepassengersare______________(處于危險(xiǎn)狀態(tài))!Let’sgoandhelp!indangerpracticingFillintheblanks.________________studentsisabout

twenty.(……的數(shù)量).2.It’s______________yourhealth.

(對……是重要的)3.Theriverispollutedand____________

goingdry.(處于……危險(xiǎn)中)ThenumberofimportanttoindangerofAnimalsareourfriends.Le