问题补充：
We hope your suggestion will solving the problem.
A. contribute to
B. relate to
C. attend to
D. devote to
答案：
(答案→)A. contribute to
B. relate to
C. attend to
D. devote to
解析：句意：我希望你的建议能有助于解决问题。A. contribute to对…有贡献，有助于，B. relate to理解，和…有关，C. attend to处理，注意，听取，致力于，D. devote to致力于，根据句意选A。
