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共找到 1187745 与Jimsaidtotheworriedwoman.Itwasn 相关的结果,耗时1844 ms
高一物理…设物体沿半径为r的圆周运动,则一个周期T内转过的弧长为2派r,为什么转过的角度为2派?还有:为什么线速度和角速度的公式分别是v=2派r/T,w=2派/T?
物理
为括号部分发音相同的单词归类st(ay)m(ee)tn(o)d(ow)nr(oo)ml(oo)kth(ey)th(e)seb(oa)tbr(ow)nwh(o)sef(oo)df(oo)tyell(ow)s(ee)Kn(ow)t(ea)cherpl(a)ned(ay)p
英语
pl(a)ne d(ay)
设A,B都是n阶方阵,|A|≠0,(B-I)-1=(A-I)T,求证:B可逆.
其他
I"t foolish to have a taxi( ) you can easily walk to the stationI"t foolish to have a taxi( ) you can easily walk to the stationA when
英语
B if 为什么是A不是B
I'm sorry,Ididn't win the game .Well,that's OK.You___win every time.A.mustn't B.may notC.can'tD.shouldn't(选择并说明)
英语
——Mum,may I play computer games for three hours ——No,you____.It's bad for your eyes.A.can't B.may not C.needn't D.wouldn't ,为什么?
其他
解释英语的文章Alice has a pet.lt's a lovely dog.She likes playing with it at home.But she's eight and her parents tell her to go to school.Th
英语
teacher doesn
—Youmusthavemethimtheotherday.—Oh,no,I.A.hadn’t\x05B.mustn’tC.haven’t\x05D.didn’t我想问为什么不是C啊?
英语
复数(t2+t-2)-(t2+5t-6)i(t∈R),当t等于几时是纯虚数?y=6^x-2的反函数是什么?平行四边形ABCD的对角线AC,BD,相交于M,且向量AB=a,向量AD=b,则向量BM=?
数学
情景交际A:Goodmorning!B:Hi!1.?A:NotbadB:?A:I'dliketobutIcan't.I'llseeafriendB:That'sOK.3.?A:laterthisweek.B:WhataboutNovember13?Isthatokfor
英语
er this week.B
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