高二英語必修五第一單元知識點講解(重要)

1、1必修必修5Unit1GreatscientistsPart1.Warmingup1.explain及物動詞（vt.）解釋說明闡明[(to)][wh][(that)]Heexplainedthathehadbeencheated.他解釋說他是上當(dāng)受騙了。Canyouexplainhowthemachineoperates你能解釋一下這機(jī)器是如何運轉(zhuǎn)的嗎Pleaseexplainthisruletome.請給我講解一下這條規(guī)則。不及物動詞

2、（vi.）解釋說明辯解Ivegottoexplainaboutit.我得解釋一下此事。2.acteristicn.特征；特性Kindnessisoneofhisacteristics.adj.獨特的Iheardmyfriend’sacteristiclaugh.beacteristicofsb.sth.是.....的特性Suchbluntnessisacteristicofhim.如此遲鈍是他的特性。3.Whoputfwardathey

3、aboutblackholesputfward提出（建議等）；提名提前，把時鐘往前撥Heputfwardanewplan.他提出一個新計劃。MayIputyournamefwardasapossiblechairmanofthecommittee我能否提名你當(dāng)委員會主席？[歸納拓展歸納拓展]putdown記下；鎮(zhèn)壓putout關(guān)掉；熄滅putaside放在一邊；儲存；保留putoff推遲；延期putup建造；舉起；張貼puton穿上pu

4、taway收好選詞填空（putoffputupputfwardputasideputout）①Theplanthatyou_____atthemeetingiswonderful.②Manytallbuildingswere_____alongtheroad.③Firefightershavebeencalledto_____thefireinthecitycenter.④Hehasalittlemoneyto_____farainyd

5、ay.⑤Don’t_____untiltomrowwhatcanbedonetoday.Part2.Prereadingreadingcomprehending1.Doyouknowhowtoproveanewideainscientificresearchhowtoproveanewidea為“疑問詞不定式”結(jié)構(gòu)，該結(jié)構(gòu)可在句中作主語、賓語、表語等。Wehaven’tdecidedwheretogo.我們還沒有決定去哪里。Theque

6、stioniswhentoleave.問題是什么時候動身。2.drawaconclusion得出結(jié)論得出結(jié)論1）conclusion作名詞，意為“結(jié)束，結(jié)論”cometoreacharriveataconclusion得出結(jié)論inconclusion最后3①curesb（ofsth）治好了某人（的......)Theonlywaytocurebackacheistorest.治療背痛的唯一辦法是休息。WhenIleftthehospit

7、alIwascompletelycured.Thatnastyshockcuredhimofhisinquisitivenessfever.那一沉重教訓(xùn)根除了他凡事愛打聽的毛病。Thisillnesscannotbecuredeasily.這種病不好治.②acurefsth.治療…的方法解決問題，改善困境Isthereacertaincurefcanceryet癌癥迄今有無有效的治療方法Thepricesaregoingupeveryd

8、aybutthereisnocurefrisingprices.6.Somanythoussofterrifiedpeoplediedeverytimetherewasanoutbreak.人們既不知道它的病人們既不知道它的病因，也不懂如何治療。每次爆發(fā)霍亂時就有成千上萬驚恐的人病死。因，也不懂如何治療。每次爆發(fā)霍亂時就有成千上萬驚恐的人病死。(1)本句為復(fù)合句，“Somanythoussofterrifiedpeopledied”為主

9、句，everytime引導(dǎo)時間狀語從句，意思是“每當(dāng)……”。(2)有些名詞短語或副詞可以起連詞的作用，引導(dǎo)時間狀語從句。例如：everytime，eachtime，thelasttime，nexttime，themoment，theminute，immediately，instantly等。①EverytimeEachtimeIexpressanopinion，shearguesback.每當(dāng)我發(fā)表意見時，她總是反駁。②Ifoundmy

10、selfinanentirelynewwldthemomenttheminuteimmediatelyIarrivedhere.我一到這里就感到耳目一新。③ThelasttimeIsawhim，hewasquitewell.我最后一次看到他時，他還相當(dāng)健康。④Giveyourfathermybestregardsnexttimeyouseehim.下次你見到你父親時，請代我向他致以最好的問候。[拓展延伸](1)fthefirsttime

11、是介詞短語，常用作時間狀語，而thefirsttime是連詞，引導(dǎo)時間狀語從句。(2)Itisthefirsttimethat...如果前面用is，從句動詞用現(xiàn)在完成時；如果前面用was，則從句動詞用過去完成時.(3)It’s(high)timethat...從句動詞用過去時或should＋動詞原形。It’shightimewetookimmediateactiontopreventpollution.該到我們立即采取措施阻止污染的時候

12、了。7.Thefirstsuggestedthatcholeramultipliedintheairacloudofdangerousgasfloatedarounduntilitfounditsvictims.第一種看法是霍亂病毒在空氣中繁殖，像一股危險氣體在空中到處漂浮，直到找到病第一種看法是霍亂病毒在空氣中繁殖，像一股危險氣體在空中到處漂浮，直到找到病毒的受害人。毒的受害人。suggestv.建議；暗示；表明suggestdoin

13、gsth.thatsb.(should)dosth.Maysuggestedapicnicattheweekend.HesuggestedtousavisittotheGreatWall.HesuggestedusvisitingtheGreatWall.Isuggestedleavingearlyftheairpt.Hesuggestedthatwe(should)visittheGreatWall.Shesuggestedthath

14、erfather(should)giveupsmoking.suggest(暗示，表明)從句不用虛擬語氣。Thesmileonherfacesuggestedthatsheagreedwithme.Thelookonhisfacesuggestedthathewashappy.8..Thesecondsuggestedthatpeopleabsbedthisdiseaseintotheirbodieswiththeirmeals.第二種