英语中的定语,状语,补语,同位语以及从句有什么区别答:You will certainly succeed so long as you keep on trying. Provided that there is no opposition, we shall hold the meeting here. 7. 让步状语从句 常用引导词:though, although, even if, even though 特殊引导词: as(用在让步状语从句中必须要倒装),while ( 一般用在句首 ),no matter …, in ...