A、save electricity by converting unused sunlight into power through the use of photocells B、waste less electricity by insulating

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问题

选项 A、save electricity by converting unused sunlight into power through the use of photocells
B、waste less electricity by insulating and reducing resistance in the conduits of the power grid
C、increase electrical efficiency by requiring consumers to use appliances that rely on less electricity
D、create a more reliable power grid by supplying electricity from a wider range of power plants
E、reduce the electricity necessary to powering a city by encouraging denser population growth

答案B

解析

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A、save electricity by converting unused sunlight into power through the use of photocells B、waste less electricity by insulating

GRE VERBAL

GRE

Accordingtothepassage,theU.S.elementaryeducationissupposedtomakechildren______.SomeAmericanscomplainaboutelem

Agloomyafternoonsawmetakingmyroutinepaththroughthatconstructionsite.Forthewalker’sconvenience,asetofstones

Alltheusefulenergyatthesurfaceoftheearthcomesfromtheactivityofthesun.Thesunheatsandfeedscreaturesandmank

Doyoufinditverydifficultandpainfultogetupinthemorning?Thismightbecalledlaziness,butDr.Kleitmanhasanewex

Ishouldliketorentahouse,modern,comfortableand______,inaquietplace.

Haveyoueverheardofapawpaw(木瓜)?Ifnot,donotfeelbad.ManyAmericansdonotknowofthefruit,althoughitisnativeto

In2014,olderAmericansfell29milliontimes,leadingto7millioninjuries,accordingtoareportpublishedlastweek.About

Technologyhasfacilitatedthedeliveryofinformation,thus______moreinformationavailabletomorepeople.

Itiseasiertonegotiateinitialsalaryrequirementbecauseonceyouareinside,theorganizationalconstraints(约束)influencew

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