请教一道英语改错题,请回答并详细说明理由We knew that they would have more trouble getting there on time than us.
问题描述：
请教一道英语改错题,请回答并详细说明理由
We knew that they would have more trouble getting there on time than us.
答
us改为we ,因为这是主语跟主语进行比较,因此应用主格.相当于：We knew that they would have more trouble getting there on time than we ( would have trouble getting there )省略了括号部分.句意：我们知道,他们按时到达这里比我们按时到达遇到的麻烦更多.