We can make a fire the room warm so that we can chat for a while.A. to keepB. keepingC. k

问题补充：

We can make a fire the room warm so that we can chat for a while.

A. to keep

B. keeping

C. keep

D. kept

答案：

(答案→)A. to keep

B. keeping

C. keep

D. kept

解析：不定式做目的状语。 为了使房间温暖我们生了火结果我们可以聊天了。