We must study hard in order to serve for the people better in the future.改错
问题描述：
We must study hard in order to serve for the people better in the future.改错
答
去掉 serve 后面的介词 for. 因为serve 是及物动词，意为“为……服务”，所以再用 for 语意重复。
答
We must study hard in order to serve for the people better in the future. 改错把for去掉.We must study hard in order to serve the people better in the future.