it is raining he is still working outside.A. Although; but B. Although; /C. But; althou

问题补充：

it is raining, he is still working outside.

A. Although; but

B. Although; /

C. But; although

D. /; although

答案：

A. Although; but

(答案→)B. Although; /

C. But; although

D. /; although

解析：although虽然，尽管，一般用于句首；but但是，一般用于句子中间；英语中although和but单独即可以表示转折含义，一般不搭配使用。句意：尽管正在下雨，但是他仍旧在外面工作。结合语境可知选Ｂ。