问题
选择题
—How do you deal with the disagreement between the company
and the customers?
—The key________ the problem is to meet the demand____
____by the customers?
A．to solving；making
B．to solving；made
C．to solve；making
D．to solve；made
答案
答案：B
答案 B [the key to...表示“……的关键”，to为介词，后应接doing形式；第二个空处demand与make之间存在被动关系，因此此处用被动形式作后置定语，修饰先行词demand，因此选B项。]