all of our must be careful and never start fires.哪里错了改动句子使句子正确
问题描述：
all of our must be careful and never start fires.哪里错了改动句子使句子正确
答
our改成us all of后加名词或代词
答
of 是介词，后面要用宾格，所以主格our 应该改为宾格us
正确的句子应该为：All of us must be careful and never start fires.
答
our改成us