单选题 Does the way you thought of ______ the water clean make any sense?
A. making B. to make C. how to make D. having made

【正确答案】 B
【答案解析】本题考查的是非谓语动词的用法。句中you thought of是插入语，做题时可以略过不看。to make the water clean是不定式作定语。本句的意思是：“你提出的那个净化水的方法行得通吗?”