Like several other important advances in medicine, penicillin was a somewhat (i)

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问题 Like several other important advances in medicine, penicillin was a somewhat (i) ______ discovery resulting from (ii)______combination of blind chance and technical expertise.

选项

答案 C，D

解析 resulting from说明前后同义重复。两空联动，同义重复。progressive进步的，untimely时间不恰当的，accidental意外的；favorable有利的，unlucky不幸的，reliable可靠的。答案选CD。

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Like several other important advances in medicine, penicillin was a somewhat (i)

Somepeoplebelievethatthemostimportantqualitiesofaneffectiveteacherar

Severalrecentstudieshaveshownalinkbetweenhealthandstairusage.Onerec

Sixhundredapplicantsforseveralpostofficejobswereratedonascalefrom1

PRODIGIOUS:A、unnecessaryB、unimportantC、invariableD、precociousE、understoodB

Atthepresenttime,unfortunately,severalgovernmentsgrantpermissiontorapa

FORGE:METAL::A、clinic:medicineB、market:stockC、mill:woodD、plant:van

Astheworldhasmovedintoascientificage,theoriginofherbalmedicineinm

Severalsurgeonscautionedagainst______thenewprocedure,______thatpatientsha

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