很清楚,地球是圆的
It's clear that the Earth is round.
你女儿爱谁是众所周知的
It is well known that you love your daughter.
谁去做这项工作没有区别
It doesn't matter who goes to do the job.
无论谁违反了校规都应受到惩罚
Whoever breaks the shool regulations should be punished accordingly.
他们是走或是留不一定
It's uncertain if they'll leave or stay.
他会不会来仍然是个问题
It's a question if he'll come.
你为什么改变计划必须向我们解释
Why you changed the plan has to be explained to us.
这位小姑娘是哪里人我们都不知道
Where this little is from is unknown to us.
他什么时候来中国信中没有提到
When he'll come to China is not mentioned in the letter.第二句不应该是你的女儿爱谁吗 你这句话的的that you love your daughter 对么哦哦，没看清。
It is well known who your daughter loves.还有那个 他们是走是留不一定 主语从句中不能用IF引导呀if 引导的主语从句不可居于复合句句首。