staying at hotels in Red River Village, tourists can help the villagers make money so that they can take the river and the birds.
A. By; care for
B. By; care of
C. Through; care about
D. With; care of
网友回答
A. By; care for
(答案→)B. By; care of
C. Through; care about
D. With; care of
解析：with 有“和”、“带”的意思
by表“用交通工具”或表“发出某动作”；
with用具体的“工具、材料”或伴随“抽象事物”；
through通过具体过程，途径，手段，中介。词组Take care of照顾，故选B，通过住在红河村的旅馆，……他们能照顾这条河和这些鸟。