国开在线答案
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2022-09-12
[单选] LiLeiis___studentinourclass.
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2022-09-12
[单选] Itwas_______toseethestudents’excitementwhentheydiscoveredthatsimplematerialscouldbeusedtocookfoodunderthesunandthesolarcookingreallyattractsthosecreativekids.
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2022-09-12
[简答] 二、阅读理解：阅读下面的短文，根据文章内容进行判断，正确为“T”，错误为“F”。Millionsofpeoplearoundtheworldcooktheirfoodoverasmokyfireeveryday.Itisoftendifficulttofindwoodforthefire.Peoplewhodonothavewoodmustspendlargeamountsofmoneyoncookingfuel.However,thereisamucheasierwaytocookfoodusingenergyfromthesun.Solarcookers,orovens,havebeenusedforcenturies. Solarovensconsistofasystemofreflectorsandacookingpot.Therestisuptoyourimagination!Onceyouhavecollectedorboughtyoursolaroven,youcanuseittopreparehotmealsinthebackyard,atacampgroundorwhereveryourheartdesires.Ofallthe inventionsthatcouldbenefithumankind,areliablesolarcookerremainsoneofthemostnecessary.Countlesspeopleacrossthedevelopingworldstillcooktheirfoodbyburningwoodorevencowdung,causing breathingproblems andseverepollutioninsomeregions.Thesearchingforapracticalsolarcookerhasgoneonfordecadesandproduceddozensofmodels.Butnoneofthemhavecaughtonimportantly foruseinthedevelopingworldbecausetheycan’tstoreheat.Withouttheabilitytostoreheat,acookercannotbeused,forexample,oncloudydays.Butnowagroupbasedatthe NorwegianUniversityofScienceandTechnology (NTNU)isreportinga discovery insolarcookers.Theysayitwillleadtotheproductionofpracticalsolarcookerswithinayearandahalfanditcanstoreenoughheatduringasunnydaytoworkforanentireadditionalday,evenifitiscloudy.
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2022-09-12
[单选] --- We’dbepleasedifyoucouldjoinusfordinner.--- ____________________________________
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2022-09-12
[单选] Itiscalledsolarcooker,anewlydesignedcookingdeviceandtherearemanykindsofsolarcookers _______.
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2022-09-12
[单选] I’dloveto______withyoumynewkitchenware.
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2022-09-12
[简答] 二、阅读理解：阅读下面的对话，选择合适的内容将对话补充完整。（操作提示：将代表正确答案的选项“A”、“B”等输入答案框即可。）Henry:Hey,whatareyoudoingthisweekend? Mandy: Henry:Wouldyouliketogofor apicnic?TheweatherforecastsaysitwillbesunnythisSunday.Mandy:Henry:Yesofcourse,andIwillmakesomehamburgers.Mandy:OK.ThenI’llbringsomedrinks,greentea,blacktea,juiceorcola?Henry:BythewayIwillbringmynewkitchenwareforourpicnicMandy:Newkitchenware?Acooker?Henry:Yeah!Ijustboughtasolarcookerlastmonth.It’sanewdevicethatusessolarenergyanditisgettingpopularduetoitshighefficiencyanditsenvironmentalfriendliness.Peoplecancookeasilywiththisnewdevice.I’llbringsomefruitandsomeotherfood.Wewillmakeawonderfulpicnic!Mandy: Henry:OK,Iamlookingforwardtoourpicnic!ThenSeeyouonthisSunday!Mandy: A.That’sagoodidea.ShallIbringanything?B. Wow!Howamazing,Ican’twaitforit!C. Seeyou!D. Ihaven’tdecidedyet.Whataboutyou? E. Howaboutgreentea?
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2022-09-12
[单选] Thisboxis___thatone.
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2022-09-12
[单选] ----Excuseme.CanyoutellmehowtogettotheLindenStreet?----_____________________________
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2022-09-12
[单选] Withcomfortableseatsandquietcabins,thishigh-speedline______apleasantjourneyforthousandsoftravelers.
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