資源描述:
《高中英語必修三第四單元重點(diǎn)》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在教育資源-天天文庫。
1、-高中英語必修三第四單元重點(diǎn)、難點(diǎn)UnitFourAstronomy:thescienceofthestars1、Theywerefollowedintimebylandanimals.陸地動(dòng)物及時(shí)出現(xiàn)。intime及時(shí);終于Astitchintimesavesnine.小洞不補(bǔ),大洞尺五。Youwillgetusedtoitintime.最終你會(huì)習(xí)慣的。易混辨析:intime和ontimeintime表示―及時(shí);終于‖;而ontime表示―按時(shí)‖。聯(lián)想擴(kuò)展:innotime立即;馬上atonetime曾經(jīng);一度atatime一次atanytime在任何時(shí)候attimes有時(shí);偶爾f
2、romtimetotime有時(shí)即時(shí)活用:–Howoftendoyougotoseeyourparents?---__________.A.InnotimeB.AfterawhileC.InashorttimeD.Fromtimetotime答案:D2、Theyproducedyounggenerallybylayingeggs.它們以產(chǎn)蛋的方式生產(chǎn)后代。layeggs下蛋Howmanyeggsdoesyouhenlayeveryweek?你的母雞每周下多少蛋?聯(lián)想擴(kuò)展:laythetable擺桌子layup儲(chǔ)存;擱置layover推遲laytheblameon責(zé)怪laythefoun
3、dation奠定基礎(chǔ)layto歸咎于layopen攤開;揭露layout擺開;展示layaside放在一邊;積蓄laydown放下;放棄layfor等候3、Theseanimalsweredifferentfromalllifeformsinthepast,becausetheygavebirthtoyoungbabyanimalsandproducedmilktofeedthem.這些動(dòng)物和以前的任何生物形式都不同,因?yàn)樗鼈儺a(chǎn)仔并用奶水喂養(yǎng)它們。givebirthto生?產(chǎn);產(chǎn)生Shegavebirthtoahealthybabylastnight.昨晚她生了一個(gè)健康的嬰兒。Tha
4、tcenturygavebirthtomanygreatmen.那個(gè)世紀(jì)產(chǎn)生了許多偉人。4、Theseanimalsweredifferentfromalllifeformsinthepast,becausetheygavebirthtoyoungbabyanimalsandproducedmilktofeedthem.這些動(dòng)物和以前的任何生物形式都不同,因?yàn)樗鼈儺a(chǎn)仔并用奶水喂養(yǎng)它們。feedvt.用法歸納:(1)飼養(yǎng)IfIamlaid-off,Iwillfeedsomepigs.如果下崗,我就養(yǎng)豬。Doyoufeedanypetsathome?你在家養(yǎng)寵物嗎?特別提示:feed作―
5、飼養(yǎng)‖講時(shí),等于raise和keep。(2)喂養(yǎng)Wefeedgrasstosheep.我們給羊喂草。Wefeedsheepwithgrass.我們用草喂羊。特別提示:注意feed當(dāng)―喂養(yǎng)‖講時(shí)動(dòng)物和飼料的前后順序關(guān)系以及不同介詞的用法。即時(shí)活用:1、He______alotofchicken______hisfarm.A.rises;inB.keeps;onC.raises;inD.supports;on2、–Ihaveaverybadcold.---Well,haveyoueverheardofasayingwhichgoes―_______acoldandstarveafever
6、A.feedingB.tofeedC.fedD.feed答案:BD5、Finallyabout2.6millionyearsagosomesmallcleveranimals,nowwithhandsandfeet,appearedandspreadallovertheworld.最后大約在兩百六十萬年前,一些有手有腳的小型聰明動(dòng)物出現(xiàn)了,并且擴(kuò)散到世界各地。spreadv.用法歸納:(1)傳播;傳開(vi.)Badnewsspreadsquickly.壞消息傳的很快。WordspreadthattherewasavariantvirusofH1N1.消息稱H1N1病毒已經(jīng)產(chǎn)生變異。
7、(2)鋪開;展開(vt.)Thebirdspreaditswingsandwasabouttofly.鳥伸開翅膀準(zhǔn)備要飛。Shespreadanewsheetoverthebed.她給床上鋪了一個(gè)新床單。(3)涂;抹(vt.)Pleasespreadthepaintevenly.把油漆抹均勻。It’sbetterforyoutospreadthehoneyonthebread你.最好把蜂蜜抹在面包上。(4)伸展;延伸(vi.)Xi’anisspreadin