阅读理解。

阅读下面短文，从每题所给四个选项中选出最佳答案。

Ifpreparingdinnermeanspeelingbackthetopoffrozenprepackagedmealoropeningabrand-newboxofcereal(麦片)it'stimeforachange.Youdon'thavetobeagoodcooktocreatelow-fathealthfuldishesthattastegreat.Thebestwaytocookistochoosenutrientfoodandavoidtoomuchfatwithoutgivingupflavor(味道).

Steaming

Steamingissimplycookingfoodinanenclosedenvironmentfilledwithsteam.Steamingkeepstheflavorandthereisnoneedtoaddfatsduringpreparation.Italsokeepsnutrientsbetterthananyothercookingmethodexceptmicro-waving.

Stir-frying

Cookingataveryhighheatforaveryshorttimeisstir-frying.Becausefoodiscookedsoquicklyitshouldbecutintosmallpiecestoensureeveryingredientiscookedthoroughly.

Broiling(烧烤)

Oneofthesimplestofallcookingmethodsbroilingcooksbyexposingfoodtodirectheatinanelectricorgasstoveusuallyinthebottomdraweroftheoven.Itbringsthesameresultsasgrillingbutingrillingtheheatcomesfrombelowwhileinbroilingitcomesfromabove.

Cookingtips:

a.Foran-inch-thickpieceofmeatallow6minutesofcookingtimeforrare9minutesformediumand12minutesforwell-done.

b.Turnallfoodshalfwaythroughcookingtime.

Micro-waving

Likesteamingmicro-wavinglendsitselftolow-fatorno-fatcooking.Thefoodsthatdowellthiswayarevegetableswhichkeeptheircoloralongwiththeirnutrientsandfishandchickenwhichplumpup(膨胀)wellcomparedtobeefandpork.

Cookingtips:

Coverfoodtocontainthesteamwhichgivesfooditsflavor.

Pressurecooking

Foodcookedinapressurecookerneedsverylittlewaterandtimewhichmeansthatvitaminsandmineralsarekept．Thecookerseals(封闭)insteamcreatedbytheboilingliquidwhichimprovestheflavors.

1．Steamingisnotbetterthan________inkeepingthenutrients.

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A．boiling

B．frying

C．broiling

D．micro-waving

2．Instir-fryingitisunnecessaryto________.

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A．cookforal