As is known man is the product of labor,怎么翻译?

问个句子结构As is known to us,man can't live without water.为什么不是As it is known to us,man can't live without water. As is known man is the product of labor,怎么翻译? Venice is known as( )London is known as(Venice is known as( )London is known as( )求了 用 is known as 造句, as is known,it is known不同用法? As is known 还是It is known英语 是as is known to...还是as iT known to... newton one of the greatest scientists.is known for is known as is known to is known by is known as the city of sonw as is known to everyone对不对,众所周知 the man living in that house is known _____ a policeman A.with B.for C.to D.as As is well-known,China has the largest population,中As is well-known 是什么从句 as it is well known 和 as is well known的句子结构区别? As is known（在句首时）后面只能跟to As is known to be... as is known to all中的as是什么词性 is also known as...中的as是什么词性 He is __ as a famous writerA.who is known B.whom is known C.what is known D.which is known _________to all is that Taiwan is the largest island in China.A.As is known B.As we know C.It is known D.What is known