假如你是李华,本周骑自行车由于天气原因

题目这样好些：ThePlansofVacation

Attentionplease!wehaveanenglishpartyhereatseventhirtyp.m.thissaturday!Theprogrammesaresinging,readin

（1）用正负数表示每日实际生产量与计划量的增减情况405+5393-7397-3410+10391-9385-15405+5（2）该车厂本周实际生产2786辆自行车

DearlilyHowareyougoing,mynewfriend?inAmerican,youknow,I'manew-comerhereandwillbereallyappreciateyour

Jim:IwouldliketoinviteyoutovisitLongJingvillageonSaturday.Wecangotherebybike,becauseIthinkitwillbego

AsoneoftheBRICS,acompoundwordoftheinitialsofthefivecountriesBrazil,Russia,India,ChinaandSouthAfrica,

DearDavid,ThisSaturdayourclasswillhaveameaningfulactivity--tovisitleft-behindchildren,whichareagroup

Healthisaveryimportantthingtopeople.Ahealthydietisagoodwaytokeepfit.peoplemusteatalotofgrains,plenty

DearDaming,Howareyoumyfriend?Ihaveanicethingtoletyouknwon.Iwilltogetherwithsomefriendplaybasketballi

DearJennyHow'sitgoing?Ididn'tseeyouforalongtime,Imissyousomuch.Youknow,mybirthdaywillcome,soIdetermi

TT我也在为这个写作而烦恼哪位仁兄来解答啊!

therearesomerulesyoushouldobeywhenyouareridingabike.thefirstone,youshouldrideabilenexttotheright,and

Subject:AnUnforgettableExperienceJoe,Thankyouforyoure-mail!Iamlearninghowtorideabicycle.Twoweeksago,

作文还是要自己写的吧

Hi,Peter．Asyouareinterestedinthefreebikesysteminourcity,I’dliketotellyouwhatI’velearnedaboutit．Iwast

DearJack,I'msogladtolearnthatyouwillcometoWuhuduringthesummervocation.Ihaveplannedaone-daytripforyou

Dearteacher,IamafraidthatIcan'tparticipateinthespringoutingthisSundaymorning,forthatIsprainedmyankle

格式自己写把DearJack,thankyouverymuchforinvitingmetoyourbirthdaypartyintheweekend.However,Iamverysorrytote

人会后仰式因为惯性,自行车运动会受到阻力（主要是地面的摩擦力）,能量会被消耗掉,所以不能一直运动下去.再问：这能跟联系到加速度吗？

第一题将所有的数字加起来就可以了答案是-7减少了7辆第二题用-7除以7得出日平均产量少了1辆