Today scientists have a greater understanding of genetics and its role in______or ganisms.

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问题 Today scientists have a greater understanding of genetics and its role in______or ganisms.

选项 A、live
B、life
C、living
D、alive

答案C

解析形近词辨析。live“活的”；life“生活”；living“活的；现存的；活跃的；逼真的”；alive“活着的；活泼的；有生气的”。根据语义“现如今，科学家已经对基因在生物体中扮演的角色有了更为深刻的理解。”可知，C选项符合题干要求，因此本题选C。

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考博英语

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Today scientists have a greater understanding of genetics and its role in______or ganisms.

考博英语

Therearesome_____betweentheirtwodescriptions;wearepuzzledwhichweshouldbelieve.

Thephoneringsatwork.Youpickitupandthecaller【61】intoacomplaint:"IaskedforacataloguethreeweeksagoandIstill

SwinefluhasinfectedmorethanamillionAmericansandisinfectingthousandsmoreeveryweekeventhoughtheannualfluseaso

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Futuristshaveidentifiedtwochangesthatseemtobecentraltocontemporarysociallife.First,theUnitedStatesisbeingres

Althoughmostpeoplereturnfrompackageholidaysreasonablysatisfied,thisisnotalwaysthe【C1】______.Take,forinstance,th

Psychologistsbelievethatchildrenareeasilyinfluencedbytheir______.

LastyearFrenchdriverskilled【56】than5,000peopleontheroadsforthefirsttimeindecades.Creditgoeslargely【57】the1

Acidrainleadstofishmortality.ManyspeciesoffishcannotsurviveinaquaticenvironmentswherethepHisbelow5.0.Ifthe

WhydoesfreshmanEnglishremaintheonlycommoncourseofAmericancollegestudents?Whilewithinrecentmemory,requirementss

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