557　though和but不可连用

　though 意为“虽然，尽管”，引导让步状语从句。在汉语中，有“虽然……但是”这种习惯搭配，但译为英语时，却不能用though...but ，两者不能连用。

我虽然起床早，但是上学还是迟到了 。

Though I got up early, I was late for school. （正）

I got up early, but I was late for school. （正）

Though I got up early, but I was late for school. （误）

虽然这本书很贵，但却非常好 。

Though the book is dear, it is very good. （正）

The book is dear, but it is very good. （正）

Though the book is dear, but it is very good. （误）