问题
选择题
I’m sure your suggestions will _____ the problem.
A．contribute to solving
B．contribute to solve
C．be contributed to solve
D．be contributed to solving
答案
答案：A
考查语态。主语your suggestions和动词contribute是主谓关系，所以要用主动语态，排除C,D；contribute to，有助于，to是介词，后面要用doing形式，所以选A。