all know that the only constant in the world are always changing 为什么不是用的is而用的are?

we all know that the earth t__ around the sun. we all know that the earth moves-----the sun 介词 we all know the f_ that she is a blind On that day all the climbers reached the top of Everest success and got to know how high it is 什么 Yet I know that —— all the money spent on war was spent on ending Yet I know that —— all the money spent on war was spent on ending poverty and finding environmental answers,what a wonderful place this would be.填if 还是whether?正解是if we know that all plants and animals on the earth need carbon to grow.那个to后面为什么要加原形? We all know that Jiangsu is e______ of China.能填“east”吗?在.的东部不是“on the east”吗? We all know that people all over the world speak English （改为被动语态） 单项选择.We all know that the dinosaurs were all _____.A.dieB.diedC.deadD.death ___was know to all that the 16th National Congress of CPC closed on November 14 and Hu Jintao···___was know to all that the 16th National Congress of CPC closed on November 14 and Hu Jintao was elected ___general secretary of the Central Committee we all know that you are working for an organization that protects the environment什么意思? Don't know that it withstood All the things that took our light You know the feeling.We all asked ourselves that unhappy quetionwhere on earth did I leave my keys?Now a team of japanese scientists say that they have come up with the answer. 英语翻译one by one they come and go,on and on on and on,All the shots and all that come,all around all around .是啥意思 i should have cheated 歌词,中文意思.First of all let me sayYou can't accuse me of all the thingsyou know that you are guilty ofAnd I see that it is easy for you to blameeverything on meIf that's the case I should go have my funand do all the th You'd better write the questions_____you don't know A what B all C that D all that we all know that there no c() in the water上述错误，正确 we all know that there are no c() in the water 根据首字母填空：we all know that the earth t() around the sun