＿is know to all,China will be an ＿and powerful country in20years.A.as,advanced B.it,advancing答案是A但country为什么是选“ed”的形式

As is know to all的句型为什么不能是As it is know to all as is know to all和it is know to everyone的意思一样吗? All I know is you're not here to it ＿to all that light travels faster than sound Ait ＿to all that light travels faster than soundA.is known B.is know C.know D.is said You know not to know,you what all don't say,slowly,the end is changed nice to know all of The team is going to play against Chin's national team tomorrow.什么意思 It is （know)to all that smoking too much is bad for our health 英语 It is (know)to all that su danhongdoes harm to our health We all know that the earth is round.同义句转换：_____ _____ _____ to all,the earth is round. 英语中：what is konw； it is konw； as is know towhat is konw；it is konw；as is know to us all；的意思和用法. We all know it is easy to get lost in the forest. 短文改错：We all know that healthy is very important to ur. All I know is I love you too much to walk away He is a c_____stranger to me.I do not know him at all.(初三上册) Yes,we are all Monkey,it is great honor get to know you. He is a complete s——to me.l dont know him at all. But it is good to know that all manners begin in the same way.怎么翻译