Agriculturists have traditionally considered crop rotation to be______; it helps to preserve soil nutrients, control disease, an

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问题 Agriculturists have traditionally considered crop rotation to be______; it helps to preserve soil nutrients, control disease, and deter weed growth.

选项 A、aesthetic
B、didactic
C、pedantic
D、crucial
E、indispensable

答案D, E

解析 The best answer is D and E. The sentence’s second clause lists the benefits of crop rotation. Therefore, the choices to fill in the blank should be positive. Only choices E and F are strongly positive.

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本试题收录于： GRE VERBAL题库GRE分类

GRE VERBAL

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Agriculturists have traditionally considered crop rotation to be______; it helps to preserve soil nutrients, control disease, an

GRE VERBAL

GRE

DuringatriptoobservewildanimalsinAfrica,Iencounteredtheleastbraveanimalonearth,thewildebeest(角马).Isatona

In1950,HelenaRubinsteinwasoneoftherichestwomenintheworld.Shestartedwithnothing.Shehadnomoney,noeducation,

Walkingthroughthewoodsalonecanbeafrighteningprospectforakid,butnotfor7-year-oldMatthewofPortland,Oregon.He

Lookingbackonmychildhood,Iamconvincedthatnaturalistsarebornandnotmade.Althoughwewerebroughtupinthesameway

Itwasacoldwinterday.AwomandroveuptotheRainbowBridgetollbooth(收费站)."I’mpayingformyself,andforthesixcarsb

Theoldideathatchildprodigies"burnthemselves"or"overtaxtheirbrains"intheearlyyears,therefore,arepreytofailure

Traditionally,universitieshavecarriedouttwomainactivities:researchandteaching.Manyexpertswouldarguethatboththes

Alawyerfriendofminehasdevotedherselftotheserviceofhumanity.Herspecialareaiscalled"publicinterestlaw".

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