..is known to everybidy,the moon travels round the earth once every montha.itb.asc.thatd.what为什么?
问题描述:
..is known to everybidy,the moon travels round the earth once every month
a.it
b.as
c.that
d.what
为什么?
答
答案:as
as is known to everybody,意思是众所周知...as指代后面那句话。在这里as指代the moon travels round the earth once every month。
整句意思是:众所周知每个月月亮围绕地球公转一圈。
答
A
答
B
As is known to ...做状语是一个固定用法 记住就行了,从语法上解释比较麻烦
如果后面有that的话,就用it's known to..构成强调句