高中英语unit4Astronomythescienceofthestars第4课

高中英语unit4Astronomy：thescienceofthestars第4课时UnitRevision强化练习新人教版必修3Ⅰ.六选五根据短文内容，从下面的选项中选出能概括每一段主题的最佳选项。选项中有一项为多余项。A．HeatfoodthoroughlyB．StorefoodproperlyC．CookfoodthoroughlyD．ServefoodsafelyE．PreparefoodsafelyF．ShopsmartlyFoodSafetyintheHome1．________Preventionfoodpoisoningstartswithyourtriptothesupermarket.Pickupyourpackagedandcannedfoodsfirst.Buycansandjarsthatlookperfect.Lookforanyexpirationdatesonthelabelsandneverbuyoutdatedfood.Likewise,checkthe“useby”or“sellby”dateondairyproductssuchascottagecheese,creamcheese,yogurt,andsourcreamandpicktheonesthatwillstayfreshlongestinyourrefrigerator.2．________Aftershopping,gethomeassoonasyoucan.Thenputfoodintotherefrigeratororfreezerrightaway.Makesuretosettherefrigeratortemperatureto40℉andthefreezerto0℉.Checktemperatureswithathermometer.Placerawmeatandseafoodincontainersintherefrigeratortopreventtheirjuicesfromdrippingonotherfoods.Eggsalwaysgointherefrigerator.3．________Washhandsandsurfacesoften.Bacteriacanbespreadthroughoutthekitchenandgetontocuttingboardsandcountertops.Topreventthis,washhandswithsoapandhotwaterbeforeandafterhandlingfood,andafterusingthebathroomorhandlingpets.Washeverythingelsebeforeandafterittouchesfood.Washclothsbeforeyouusethemagainforanythingelse.4．________Cookfoodthoroughlyuntilitisdone.Forexample,cookedredmeatlooksbrowninside.Useafoodthermometertochecktheinternaltemperatureofmeat,poultry,casserolesandotherfood.Useathermometerwithasmall­diameterstem.Insertthethermometer1to2inchesintothecenterofthefoodandwait30secondstoensureanaccuratemeasurement.Checktemperatureinseveralplacestobesurethefoodisevenlyheated.5．________Usecleancontainerstostoreandservefood.Whenadishisemptyornearlyempty,replacewithfreshcontaineroffood,removingthepreviouscontainer.Placecoldfoodincontainersonsomeice.Placethecontainerinsideadeeppanfilledwithicetokeepfoodcold.Oncefoodisthoroughlyheatedonstovetop,ovenorinmicrowaveoven,keepfoodhotbyusingaheatsource.Placefoodinchafingdishes,preheatedsteamtables,warmingtraysand/orslowcookers.答案：1－5FBECDⅡ.阅读表达阅读下面短文，并根据短文后的要求回答问题(请注意问题后的字数要求)。Swimmingisoneofthoseactivitiesthatcanbelearnedearlyinlife.Littlechildrencanlearntoswimassoonastheywalk.Infact,youneedthesameskillsinwalkingasinswimming.However,Ibelievethatfiveisthebestagetolearn.Byfiveorsix,achildknowsfearofwater,averyimportantthingtoknow.It'swisetobeafraid,torecognizetruedanger.Youngonesunderstandthatthewatercansometimesbeverydangerous.Toreallybenefitfromswimming,everyswimmershouldlearn________________：butterfly,backstroke,breaststroke,andcrawl.Ifeelthatoneofthese—thebreaststroke—isdifferentfromtheothers,sincesomeyoungswimmersusethisstrokenaturally,withoutanytraining.Inswimming,therearecertainruleseveryswimmershouldfollow：(1)Neverswimalone!Nomatterhowgoodyouareinthewater,don'triskdrowningbyswimmingalone.Ifyouswimbyyourself,withnolifeguardsorfriendswithyou,youmaygetintotrouble.(2)Don'tgobeyondyourabilities.Mostswimmersknowenoughnottoswimtoofarfromthebankorthebeach.Showingoffbydoingdangeroustricksisnogood.Swimsafelyandyouwillcontinuetoswimandalive.(3)Don'tsmoke.Swimmingdependsonahealthybody;goodlungsarepartofit.(4)Workatanyactivitythatbuildsmuscles.1．Whatisthemainideaofthepassage?(nomorethan10words)________________________________________________________________________2．Pleasecompletethefollowingstatementwithproperwords.(nomorethan5words)__________________andtherecognitionofitsdangeraresensible.3．FillintheblankinParagraph2withproperwords.(nomorethan7words)________________________________________________________________________4．Whyshouldnotyouswimaloneaccordingtothepassage?(nomorethan10words)________________________________________________________________________5．Whatdoestheword“it”probablyreferto?(nomorethan3words)________________________________________________________________________答案：1．Someadviceonhowtobeaswimmer.2．Thefearofwater3．Thesefourbasicstrokes./Thefollowingfourswimmingstyles.4．Becauseyoumaydrownbyswimmingalone.Becauseyoumayriskdrowningbyswimmingalone.5．Ahealthybody.Ⅲ.任务型读写阅读下面短文，根据所读内容在表格中的空白处填入一个恰当的单词。注意：每个空格只填一个单词。Haveyoueverstartedsneezingwheneatingpeanuts,gettingrash(皮疹)onyourskinorfeelingyourheartstartingtobeatfaster?Statisticsshowthataround12millionAmericanssufferfromfoodallergy,with6.9millionallergictoseafoodand3.3millionallergictopeanutsortreenuts.Foodallergicsymptomsoccurimmediatelyafterhavinganallergenfood.Thefoodistreatedasharmfultothebody,bytheimmunesystem,whichdefendsourorganismfromharmfulexternalattacks.Hereareafewguidelinesaboutthingsyoushouldknowandhowtoputthemintopracticetopreventfoodallergiesandeathealthily.Whenbuyingfood,readattentivelythelabelsonthefoodproducts.AllmanufacturersaccordingtothenewFoodAllergenandConsumerActmustclearlylistalltheelementsoftheproductincludingthe8foodallergenseveniftheyarepresentinverysmallamounts.Don'tbuytheseproducts,eveniftheymightbecheaper.Parentsshouldbeverycautiouswhenpreparingfood.Thetableandcookingtoolsusedneedtobeclean.Itisrecommendedtocookthefoodoftheallergicpersoninthefirstplace.Foodallergicpersonsshouldhavealittlep