He asked where he is?where在宾语从句中做表语
He asked where he is from?where在宾语从句中作地点状语
让步状语从句是状语从句中的一种,其本身也是状语从句.一般翻译为“尽管……”或“即使……”,就是我们日常生活中用的“退一步说……”的感觉.
引导让步状语从句的连词主要有以下这些：though,although,while,as; even if,even though; whether...or...; no matter+疑问词,疑问词-ever,regardless of+名词/名词短语/名词从句,despite,in spite of.切记although,though 不可与but连用,但可以与yet连用.