It was dark so we decided to for the night at the farmhouse.A. put upB. build upC. set u

问题补充：

It was dark, so we decided to for the night at the farmhouse.

A. put up

B. build up

C. set up

D. stay up

答案：

(答案→)A. put up

B. build up

C. set up

D. stay up

解析：考查短语辨析。build up“增强”；put up“搭起，留宿”；set up“建立”；stay up“熬夜”。句意：天黑了，所以我们决定在农舍过一夜。