1.father 后面加's 改为father’s
2.take改为taking 因为by是介词但是我准时到了办公室。but....my office怎么填but I got to my office on time题目最后一个词就是my officebut I got on time to myofficethe authorit need to..谓语动词不应该单数吗那为什么need不加s[复数]当权者是需要改成authorities 的这边应该需要把need改为needs