More than a month ____ since the foreign friends came here.为什么选a,不选b,区别在哪 A. has passed B. have passed C. has past D. ha
问题描述：
More than a month ____ since the foreign friends came here.为什么选a,不选b,区别在哪 A. has passed B. have passed C. has past D. have past
答
这是一个小语法,因为是a month ,所以是单数