不是as 放在句首,而是句子的宾语,或者是表语放在句首.
名词/ 形容词 /副词 /分词 /动词原形 + as + 主语 + 动词
　如：1、Child as he is,he knows to help other.他虽是个孩子,却知道帮助别人.
2、Successful as he is,he is not proud.他虽然成功,但不骄傲.
3、Much as I like Paris,I couldn’t live there.尽管我喜欢巴黎,但我不能住在那儿.
4、Object as you may,I’ll go.纵使你反对,我也要去.
5、Raining hard as it is,I’m going out for a walk.虽然正在下着大雨,我还是要出去散步.