without doing 可以放句首?_____ how to get to the factory where his son worked,he went to the police for helpA Not knowingB Without knowing 选A还是B

without doing anything 可以做什么状语 without doing without doing还是do? without doing sth. 未能做某事可以用without doing sth吗可以吗 不会用without doing造句 without 后面是不是接doing without doing 可以放句首?_____ how to get to the factory where his son worked,he went to the police for helpA Not knowingB Without knowing 选A还是B 有的句子用without就一定能用with吗?有的句子是without doing sth,那么如果表达可以用with代without?就是说with doing sth可以吗? I often fish for hours without catching anything.请问without catching anything怎么解释,是不是without doing sth?这句话要如何翻译?I often fish for hours without catching something可以吗? without doing something还是 without doing anying?without是否定性是啊! what am i doing without you什么意思what am i doing without you什么意思what am i doing without you什么意思 with/without 后面加to do 还是 doing? .He sitted there for a long time without doing anything. 初二人教版英语的语法?如：Without doing sth we fould that doing exercises without teachers help is diffcult为什么do erercises 用doing ererciseswe found that doing exercises without teachers help is diffcult without Without