北師大版-選修模塊7-21.Human Biology 全市獲獎(jiǎng)

Unit21HumanBiology同步練習(xí)一、用適當(dāng)?shù)那閼B(tài)動(dòng)詞填空1．TomcomesfromAustraliaandhe______speakEnglishverywell.2．Iheardyouboughtanewbook.______Ihavealook?3．Ifyoucanpassthedrivingtest,you_____getanewcar.4．Itissunnytoday;we_________takeanumbrella.5．______youliketohaveadinnerwithme?6．—Mustwefinishthecompositioninclass?—No,you_________________________.7．You_________readthatbookifyoudon'twantto.8．—____________IwaterthetreesonTuesday?—No,youneedn't.9．HeissostrongthatI____________fightagainsthim.10．We_________havereceivedtheletteryesterday,butitdidn'tarrive.二、完成句子1．菲利普可能已經(jīng)在交通事故中嚴(yán)重受傷了。Philip___________________________seriouslyinthecaraccident.2．她不需要上場(chǎng)了，因?yàn)楸荣惐蝗∠恕he______________________becausethematchwascanceled.3．他本沒(méi)必要帶食物來(lái)聚會(huì)的，因?yàn)樽銐蛄恕e______________________anyfoodtothepartybecausetherewasplentyalready.4．湯姆一定已經(jīng)吃了蛋糕了，因?yàn)樗淖焐嫌行┑案狻om__________________thecake,forthereissomeonhismouth.5．如果你跟著他學(xué)，你本可以向他學(xué)到更多東西的。You_______________________morefromhim,ifyouhadfollowedhim.三、單項(xiàng)填空1．Althoughthis________soundlikeasimpletask,greatcareisneeded.A．mustB．mayC．shallD．should2．Thereisnolighton－they________beathome.A．mustn'tB．can'tC．needn'tD．shouldn't3．—Who________itbethatisknockingatthedoor?—It________befather,butI'mnotsure.A．can;mustB．must;canC．can;mayD．may;must4．Shewasagoodswimmer,soshe________swimtotheriverbankwhentheboatsank.A．could B．mightC．shallD．wasableto5．Why________weeatoutside________wehavesomuchdeliciousfoodathome?A．must;whenB．can;whileC．will;asD．should;though6．Hedidnotregretsayingwhathedidbutfeltthathe________itdifferently.A．couldexpressB．wouldexpressC．couldhaveexpressedD．musthaveexpressed7．Thelittlegirl________godownstairsalonewhenherparentswereout.A．didn'tdaretoB．darednotC．darenottoD．darenot8．Ifyouhadspokentohimlasttimeyousawhim,you________whattodonow.A．wouldhaveknownB．shouldhaveknownC．wouldknowD．mayknow9．—Whatdoyouthinkwecandoforouragedparents?—You________doanythingexcepttobewiththemandbeyourself.A．mustn'tB．oughtn'ttoC．don'thavetoD．can't參考答案一、用適當(dāng)?shù)那閼B(tài)動(dòng)詞填空't't/don't_have_to'tNeed二、完成句子(might)_have_been_hurt't_need_to_play't_have_brought三、單項(xiàng)填空1.解析：選B。句意：盡管這聽(tīng)起來(lái)像是很簡(jiǎn)單的任務(wù)，但細(xì)心還是必要的。may表推測(cè)“可能”。2.解析：選B。句意：燈不亮——他們不可能在家。can用于否定句或疑問(wèn)句中，表推測(cè)“(不)可能”，must表推測(cè)時(shí)，不用于疑問(wèn)句或否定句中。3.解析：選C。第一個(gè)空can用于疑問(wèn)句中表推測(cè)；第二個(gè)空受I'mnotsure限制，只能用may表推測(cè)“可能”；must表推測(cè)“一定”。4.解析：選D。句意：她游泳游得很好，所以小船下沉的時(shí)候她能游到河岸。could和wasableto都表能力，但could表示一般的能力，表示過(guò)去有能力并干成了某事只用was/wereableto。5.解析：選A。句意：既然我們家里有這么多好吃的東西，干嘛偏要出去吃呢？must表示“偏要，偏偏”；when在這里是“既然”的意思。6.解析：選C?？疾榍閼B(tài)動(dòng)詞。句意：他并不遺憾說(shuō)了他做的事，而是感覺(jué)他本來(lái)能用不同的方式表達(dá)。couldhavedonesth.意為“本來(lái)能夠做某事，其實(shí)沒(méi)做”，符合語(yǔ)境，故選C。7.解析：選B。考查情態(tài)動(dòng)詞。句意：當(dāng)她的父母不在家時(shí)，這個(gè)小女孩不敢單獨(dú)到樓下。dare作情態(tài)動(dòng)詞時(shí)后面要跟動(dòng)詞原形，排除C；而D時(shí)態(tài)不對(duì)，排除D；而A項(xiàng)中dare用作實(shí)義動(dòng)詞，后面應(yīng)用動(dòng)詞原形。8.解析：選C。考查虛擬