问题
选择题
It is to teach a kid the way to solve problems than to tell him the solutionsdirectly.
A．helpful
B．the most helpful
C．more helpful
D．most helpful
答案
答案：C
题目分析：句意：教给孩子解决问题的方法比直接告诉他结果更有用。more helpful,比较级，the most helpful,最高级，两者比较用比较级，根据句意，故选C。