what is known to all,smoking is harmful to our health

问题描述:

what is known to all,smoking is harmful to our health
1这句话对吗
2改用As开头应怎么改
3改用It开头应怎么改
1个回答 分类:英语 2014-09-28

问题解答:

我来补答
1.错了
2.As is known to all,smoking is harmful to our health
3.It is known to all that smoking is harmful to our health
 
 
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