题目内容

点P(1,2,3)关于xoy面的对称点为(p1,p2,p3)，关于yoz面的对称点为(p4,p5,p6)，关于x轴的对称点为(p7,p8,p9)，关于原点的对称点为(p10,p11,p12)。这里p1=___,p2=_,p3=_,p4=_,p5=_,p6=_,p7=_,p8=_,p9=_,p10=_,p11=_,p12=___。

查看答案

搜索结果不匹配？点我反馈

更多问题

Unit4ListeningTask3Ms.Bergiscashingsometravelers'checksatabank.Listentoherconversationwithabankclerkanddecidewhetherthefollowingstatementsaretrueorfalse.Thenwritekeywordstosupportyouranswers.1.Ms.BergisalreadyinChinanow.2.Banksarebetterbecausetheyofferbetterexchangerates.3.Thereisabitdifferencebetweencashingtravelers'checksathotelsandatbanks.4.Ms.Bergneedstoprovidethebankwithherpassportnumber.

If peoplethink about time as their most valuable , they would make meetings more.

I used to be the disengaged of meetings, but now I want to be more .

People who call a meeting should beexplicitabout its objectives, i.e., they should tangible goals and assign.