though 和although在意义上几乎毫无区别,但文体上后者是较正式用词,语气比though强。此外,在习惯用法上这两个词仍有以下一些差异:1.though可引出倒装语序的让步状语从句,although 则不能。2.though可与even连用,although则不能;在as though结构中,只用though,不能用although。3.though可以置于从句末,而although则不能。4.引出省略句时,通常用though。
as 引出让步状语从句只用于倒装语序结构中,语气强于上述两个连词。
参考例句
1. Though she tried very hard,she failed in the examination. 虽然她很刻苦,她考试还是没有及格。
2. Come though into the Light my Children. 虽然来临进入我孩子的光里。
3. They do have colour and effects plenty though. 虽然它们有很漂亮的颜色和效果。