高考倒计时第7天

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1、Ⅰ.常考句型【句型1】　sparenoeffortto＋v.“不遗余力地”仿写：我们应该不遗余力地美化我们的环境。Weshouldsparenoefforttobeautifyourenvironment.【句型2】　bringhometo＋人＋事“让……明白……事”仿写：我们应该让人们明白努力的价值。Weshouldbringhometopeoplethevalueofworkinghard.【句型3】　becloselyrelatedto...“与……息息相关”仿写：做运动与健康息息相关。Takingexerciseisclosel

2、yrelatedtohealth.Ⅱ.完形填空Today，Februarytwentyninth，isleapday(闰日)．Thisdateonlyappearsonthecalendaronceeveryfouryears.Butwhy?EveryoneknowstheEarthtakesthreehundredsixtyfivedaystotravelaroundthesun.Well，thatisnotexactlycorrect.TheEarthreallytakesthreehundredsixtyfivedays，five

3、hours，fortyeightminutesandfortysixsecondstocompleteitsorbitaroundthesun.Theproblemforpeopledevelopingcalendarswaswhattodowiththeextrafivehours，fortyeightminutesandfortysixseconds.Peopleneededcalendarstohelpthemknowwhentoplantcropsandwhentocelebratereligiousholidays.Thean

4、cientGreeksandChinesehadasolution.Theyproducedcalendarsthatincludedextramonthseverynineteenyears.TheancientRomanshadadifferentsolution.Intheyearfortysix，theRomanrulerJuliusCaesarmadeanewcalendar.TheJuliancalendarincludedanextradayeveryfouryears.Buttherewasaproblem.TheJul

5、ianyearwasjustoverelevenminuteslongerthanthecycleoftheseasons.In1582，PopeGregorytheThirteenthestablishedanewcalendartokeepabetterrecorderofthedays.PoleGregorywasthereligiousleaderofmostofEurope.Hedecidedthatyearsthatcouldbedividedbyfourwouldaddaday.However，yearsthatended

6、intwozerosandthatcouldnotbeevenlydividedbyfourhundredwouldnotbeleapyears.Forexample，theyears1700,1800and1900werenotleapyears.Buttheyears1600and2000wereleapyears.Soleapyearsareyearswiththreehundredsixtysixdays，insteadoftheusualthreehundredsixtyfive.Thisextradayisaddedtoth

7、ecalendaronFebruarytwentyninth，sometimesknownasleapday.Peoplebornonleapdaymaybecalled“leapings.”TheyusuallycelebratetheirbirthdayonFebruarytwentyeightorMarchfirst.Title:1ReasonsTheEarthreallytakes365days,5hours,48minutesand46secondstocompleteitsorbitaroundthesun.2wasneed

8、edtohelppeopleknowwhentoplantcropsandwhentocelebratereligiousholidays3Howtodealwiththeextra5hours,48min