The villagers used to drinking water from the river nearby but now they spend two hours

问题补充：

The villagers used to drinking water from the river nearby, but now they spend two hours to get it in the mountain because of the dry weather in Yunnan.

A. getting, to walk

B. get, walking

C. getting, walking

D. get, to walk

答案：

A. getting, to walk

(答案→)B. get, walking

C. getting, walking

D. get, to walk

解析：句意：村民们过去常常从附近的河里面获取饮用水，但是他们现在因为云南的干旱，他们花两个小时在山里面取水。短语used to do sth过去常常做某事，to是不定式符号，后面接动词原形作宾语。下文spend用于sb spend...on sth或者sb spend...in doing sth（in可以省略），spend的主语必须是人，可以指花费时间、也可以指花费金钱；故选B。