Our teachers always give us good advice . We should follow______ A; what they sayA; what they say B; what they said
问题描述：
Our teachers always give us good advice . We should follow______ A; what they say
A; what they say B; what they said
答
选A
因为前面一句已经给出了时态,表示的是经常的现状!所以后句也应该用相同时态.