2021届高考英语大一轮复习Unit21HumanBiology课时作业21a北师大版选修7

课时作业21HumanBiologyⅠ.课标单词写作词汇——————————————明其义1．unitevt.联合；团结；统一2．seekvt.寻找3．catervi.满足；迎合4．scann．扫描5．postponevt.推迟，延期6．abusevt.滥用7．pausen．停顿；暂停8．foreseevt.预见9．thoroughadj.彻底的；细致的10．robvt.使丧失；抢劫11．declinevi.下降12．submitvt.提交13．votevi.表决14．circumstancen．情形；情况15．prohibitvt.禁止16．faithn．信心阅读词汇——————————————悉其用1．contradictvt.与(其他事物)相矛盾2．circulatevi.循环3．routinen.常规；惯例4．temporaryadj.临时的；短暂的5．fundamentaladj.根本的；基础的6．intervaln.间隔；间歇7．underlinevt.表明重要性；强调8．deadlinen.截止日期，最后日期9．compulsoryadj.强制性的，义务的10．digestvt.消化11．swapvi.交换拓展词汇———————————通其变1．adaptationn．变化；变种；适应；改编，改编本→adaptvi.适应vt.使适应；改编2．doubtfuladj.怀疑的，不肯定的→doubtv.&n.怀疑3．annualadj.每年的，年度的→annuallyadv.每年地，年度地4．opposevt.反对→oppositionn．反方；对立面→oppositeadj.相反的；对面的→opposedadj.反对的5．treatvt.款待；对待；治疗n．请客；款待→treatmentn．对待；治疗6．toleratevt.容忍→tolerancen．容忍；忍耐力7．minimumn．最低；最小→minimizevt.使最小化→maximumn．最大值；最大→maximizevt.使最大化8．equipvt.使有准备→equipmentn．设备9．fortunen．大笔钱财；巨款；运气；命运→fortunateadj.幸运的→fortunatelyadv.幸运地→unfortunateadj.不幸的→unfortunatelyadv.不幸地10．concernn．担心；担忧→concernedadj.担心的；担忧的语境活用——————————(用所给单词的适当形式填空)1．Shewasveryfortunatetocomeintoalargefortune,butunfortunatelyshewasconfirmedtosufferfromadeadlydisease.(fortune)2．Themanagerthinkssheisfaithfultohimandalwayshelpshimfaithfully.(faith)3．Thenumberofpeoplewhoruntheredlighthasbeenonthedeclinesincethenewtrafficregulations(regulate)cameintoeffect.4．Owingtothebadweather,wedecidedtopostponeleaving(leave)．5．Asweallknow,anannualmeetingisheldannually.(annual)6．Severalrobbersrobbedthebankofanenormoussumofmoney,makingthelargestrobberyofthiscityinthelastdecade.Buttheyweresooncaughtbythepolice.(rob)7．Thisisamodern,brightandwellequippedhospital,anditsequipmentisofthefirstlevel.(equip)8．Tomorrowisthelastdateforsubmission(submit)ofentriesforthecompetition.9．Hardworkkeepsawaypoverty.Toleration(tolerate)keepsawayviolence.10．Weprohibit(prohibition)airgunsandtheweaponsthatmightwoundsomeone.Ⅱ.课标短语短语速记——————————————1．in_vain徒然，白费力气2．at_random随便地；随意地3．at_all_costs不管多大代价4．straight_away立刻；马上5．wipe_out彻底毁灭6．stop_sth._in_its_tracks终止；消灭7．at_any_rate无论如何；至少8．swap_with与……交换9．due_to因为；由于10．come_across偶然遇见；发现11.beyondone'snaturallimits超出某人的正常限度12．clearup清理；放晴；澄清13．robsb.ofsth.抢劫某人某物14．votefor投票赞成15．undernocircumstances决不；无论如何都不16．putoff推迟17．getdownto开始认真做18．bringup养育；抚养；呕吐19．getthrough通过(考试等)；完成20．missout遗漏；遗忘；错过机会21．focuson聚集；集中；对准语境活用—————————————(选用上面的短语填空)1．Themarketresearchersinterviewedpeopleat_randominthestreet.2．I'vemadeupmymindtoattainmypurposeat_all_costs.3．I'lljustreadthroughtheformagaintomakesureIhaven'tmissedanythingout.4．Thenoisemadeithardformetofocus_onwork.5．It'snotaeasytaskforyoutobring_upasmallchildonyourown.6．Hadtheboyworkedharder,hewouldhavegot_throughtheexams.7．It'stimeIgot/should_get_down_tothinkingaboutthatessay.8．Lastweek,Iwasrobbed_ofmywalletinfrontofahotelonmywayhome.9．Itriedtomakehispeacewithher,butin_vain.10．Itisrainingnow,butIthinkitwillclear_upsoon.Ⅲ.重点句型教材还原——————————————1．Manycontemporaryamateurathleteswouldhavebrokenworldrecordsif_they_had_taken_part_inthefirstOlympicGames.许多当代的业余运动员如果参加了首届奥运会，他们会打破很多项世界纪录的。2．Itiscompulsoryforwinnerstobetestedbutotherparticipantsareonlytestedatrandom.获胜者要强制性地进行检查，而其他参与者只是随意地抽查。3．TheOlympicspirit—thespiritofcompetitionwhichemphasisestakingpartratherthanwinning—hasbeenviolatedbythedesiretosucceedatallcosts.人们不惜任何代价想获胜的愿望违背了重在参与而不是获胜的奥林匹克精神。4．Havingkilledupto50millionpeoplein18months,withatendencytostriketheyoungandfitratherthantheold,theSpanishFluis_believed_to_have_beenthemostacuteepidemicinhistory.西班牙流感在18个月内使多达五千万人丧命，并且发病人群倾向年轻人和健康人而不是老年人。它被认为是历史上最严重的流行性传染病。5．Inthefuture，athleteswhohave_their_genes_changedmightbeabletodothe100metresdashinjust8secondsorthemarathoninlessthantwohours.将来，改变基因的运动员可能在8秒内跑完100米或不到两小时就能跑完马拉松。写作运用——————————1．Shewouldhavegonetothepartyif_she_had_been_invited.要是当初被邀请的话，她就会去参加这次聚会了。2．It_is_possible_for_him_to_passthedrivingtestthistime.他这次或许能通过驾照考试。3．Asstudents,weshouldtrytogetgoodresultsbystudyinghardrather_than_cheating_in_exams.作为学生，我们应当通过努力学习而非考试作弊来取得好成绩。4．Thebookis_said_to_have_been_translated_intoseveralforeignlanguages.据说这本书已被翻译成了好几种外国语言。5．Iusuallyget/have_my_clothes_washedonSundays.我通常在星期天洗衣服。Ⅳ.语篇整合话题与语篇填空———————————Records1.have_fallen(fall)sincethefirstOlympicGames.2.Whenwetalkaboutbreakingrecords,wecomeacrosstheissueofperformance­enhancingdrugs.Takingthesedrugsisknownas“doping”.Someathleteswhoabusethedrugsrisk3.facing(face)serioushealthproblemsinlaterlife.Theyseek4.to_achieve(achieve)beyondtheirnaturallimits.Unfortunately,itisnoteasytocatchathletesusingillegaldrugs.Itiscompulsoryforwinners5.to_be_tested(test)butotherparticipantsareonlytested6.atrandom.However,dopingisnottheonlythingweneedtoworryabout.What'sworse,“gene­therapy”willbethenextbigthreat.Inthefuture,athleteswhohavetheirgenes7.changed(change)mightbeabletodobetterthantheyshouldbe.TheOlympicspirithasbeenviola