小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.com小学、初中、高中各种试卷真题知识归纳文案合同PPT等免费下载www.doc985.comUNIT9HUMANBIOLOGY(一)1．AnotheronenamedTetrawasproducedinthelate1990sbyembryo(胚胎)splitting，thedivision(n.分裂；分歧)ofanearly-stageembryointotwoorfourseparatecellstomakeclones.2．Bycontrast(相比之下)，theywereeachmadebyreplacing(vt.接替；取代；更换)aneggcellnucleus(原子核)withDNAfromadifferentiatedbodycell.replace...with/by...用……替换……replace...as...取代……而成为……taketheplaceof＝takeone’splace代替；替代inplaceof代替3．Successcamefromadopting[v.采用(某种方法)]severalnewtechniques.4．Still，theresearchprocessproved(linkingv．证明是)difficult，andmanyattempts(n.企图；试图；尝试)bytheteamfailed...5．Butwhatarewegivingup(放弃)ashandwritinglosesitssignificance(n.重要性，重大意义)?6．ResearchersfromPrincetonUniversityandtheUniversityofCaliforniaconductedaseriesof(一系列)studiestodemonstrate(vt.说明；证明)thedifferencesbetweenstudentswhowroteouttheirnotesandthosewhotypedthem.7．Thelonghandnotetakershadastrongergrasp(n.理解，领会)oftheoverallconcept.8．Butnowitseemsthataresearcherhasfiguredout(弄清楚；搞明白)howaurorasreallymakesounds.9．Thatexplainshowthesoundscorrespondwith(与……相对应/一致)theaurora’svisiblemovements—theybegintohappenintheinversionlayeronlyabout75metersabovetheobserver.10．Theprojectismeantto(试图去做……)containthegrowingSaharaDesertandfightclimatechange.11．Firstproposedin2005，theprojectaimsto(目标在于/旨在)plantaforestfromSenegalontheAtlanticOceaninwesternAfricatoEritrea，EthiopiaandDjiboutiintheeast.aimtodo.../atdoing...旨在做……；力求达到……beaimedatdoingsth旨在；目的在于aimlessadj.漫无目的的aimlesslyadv.漫无目的地