as is known what is known it is known这三个有什么区别 最好把例子举出来!都是什么从句的呢

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 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 as is known what is known it is known这三个有什么区别 最好把例子举出来!都是什么从句的呢 it is known to us all,as is known to us all和what is known to us all有什么区别 是as is known to...还是as iT known to... John is _ is known as a hacker- A.who B.what C.that D.which 请问 what is known as 引导的是什么从句啊?China can easily avoid what is known as the middle income trap given its still rapidly growing productivity A logarithm is( ) in algebra as an exponent a known what b know what it is c what is konwd.what it is know 选什么,为什么啊, newton one of the greatest scientists.is known for is known as is known to is known by He’s ___ as a “bellyacher” —— he’s always complaining about something.A.who is known B.whom is known?C.what is known D.which is known 有关as is known to us all,it is known to us all 的辨析1.As is known to us all,the earth is round.2.It is known to us all that the earthe is round.3.what is known to us all is that the whale is not fish but mammal.请问这3个分别是什么从 is known as the city of sonw as is known to everyone对不对,众所周知 What European capital is known as the eternal city?No translation.Just need the answer please.