2023學(xué)年完整版Unit1Alandofdiversity同步練習(xí)14

Unit1Alandofdiversity第3課時同步練習(xí)Step1.Preparinglessons&self-studyandexploringtheproblemsTask1.Fillintheblanketsaccordingtothemap.ontheeastcoast_________________onthewestcost__________________tothenorthofUSA__________________tothesouthofUSA________________rangeinthewest______________________plan&askingquestionsReadthepassagequicklyandfinishthefollowingcomprehensiveexercises:Taks2.Readtheshortpassagesat3andchooseonefromA,B,CandDforeachexerciseinthefollowing.1.Themainideaofthispassageis_________.A.thelifeofCaliforniansB.thepopulationofCaliforniaC.thelandofCaliforniahistoryofCaliforniadidthefirstsettlerscometoCalifornia?___________A.TheyfliedtoCaliforniaoverthePacificOceansailedsouthwardthroughtheIndianOceangottoAmericacrossingtheBeringStraitintheArcticbymeansofalandbridgeD.TheysailedtothewestintheSpanishships3.WhichofthefollowingisTRUEaccordingtothepassage?__________A.MostpeopledidnotbecomerichbutsettledinCaliforniaB.MostpeoplediedinthegoldrushC.ThefirsttoarriveinCaliforniaforgoldwereAsiansD.AllthepeoplebecamerichinthegoldrushdoChinese-Americanslive?___________A.TheyliveinallpartsofCaliforniaB.TheyonlyliveintheChinatownsofLosAngelesC.TheyonlyliveinSanFranciscoD.TheyliveinCaliforniaaswellasinLosAngelesaboutthefutureofCalifornia?_________A.TheracialculturewillgoonB.ItsclimateandlifestylewillchangealotC.MoreandmorepeoplewillcometoCaliforniaonlyforgoldD.MoretravelerswillbeattractedtoCaliforniafortheclimateandthelifestylecooperatively&answeringquestions(合作探究,解決問題):answerthefollowingquestions:WhowerethefirsttoarriveinCaliforniatorushforgold?WhenandwhydidthelargenumberofChineseimmigratetoCalifornia?WhatattractedpeoplefromdifferentpartsoftheworldtoimmigratetoCalifornia?andsummarizingknowledge（總結(jié)，梳理知識）Task4.Getthestudentstofindthefollowingsentencesinthepassageandlearntheusagesofthem.1．(1)However,itislikelythatNativeAmericanswerelivinginCaliforniaatleastfifteenthousandyearsago.然而，美洲土著人很可能在15000年前就在加州生活著。本句式中it為________主語，真正的主語為___________。

Itislikelythat...……是可能的。此句型可轉(zhuǎn)化為：Sb./Sth.belikelytodo...某人/物可能干某事。Itislikelythathehasgoneabroad.轉(zhuǎn)化為_____________________________________.Studiesshowthatpeoplearemoretosufferfrombackproblemsiftheyalwayssitbeforecomputerscreensforlonghours.（2010陜西）A.likelyB.possibleC.probableD.sure(2)Itisbelievedthatbeforelongthemixofnationalitieswillbesogreatthattherewillbenodistinctmajorracialorculturalgroups,butsimplyamixtureofmanyracesandcultures.

人們相信過不了多久國籍間相混的程度將如此大以至于不再有明顯的種族或文化團體，而僅僅是一個種族和文化的混合體。本句用的句型是Itisbelievedthat－clause。it是______主語，真正的主語是_________類似的結(jié)構(gòu)還有：Itbesaid/known/agreed/thought/supposed/reported＋that－clause.

此句型可轉(zhuǎn)化成：

(1)Peoplesay/know/agree/think/suppose/report＋that－clause.

(2)Sb./Sth.besaid/known/agreed/thought/supposed/reported＋todo.ItissaidthatshehasgonetotheUSA.______________________________________________.______________________________________________.2.(1)ExactlywhenthefirstpeoplearrivedinwhatwenowknowasCalifornia,noonereallyknows.(2)Twocenturieslater,theSpanishhadsettledinmostpartsofSouthAmericaandalongthenorthwestcoastofwhatwenowcalltheUnitedStates.考點：what引導(dǎo)的介詞賓語從句

believethatthesefirstsettlerscrossedtheBeringStraitfromAsiatoAlaskabymeansofalandbridgewhichexistedinprehistorictimes.（P2）科學(xué)家們認(rèn)為，這些最早的定居者是從亞洲通過史前時期曾經(jīng)存在過的大陸橋，跨過白令海峽來到阿拉斯加的?！径陶Z歸納】bymeansof用……辦法，借助bythismeans用這種方法byallmeans務(wù)必，一定byanymeans無論如何，以一切可能的手段bynomeans決不，無論如何也不【即學(xué)即練】請用上述短語填空。（1)Heenteredtheroom_____________thetreenearthewindow.（2)Youcangettheanswerquickly_____________.（3)Youmustfinishthetaskontime_______