请问这道语法填空怎么写?希望给出详细解析

题目

请问这道语法填空怎么写?希望给出详细解析
In the past a gentleman would offer his seat __(1)__ a lady on a crowded bus.But now,he will probably look out of the window or hide behind his newspaper,__(2)__(leave) the lady standing __(3)__ someone else gets off.You can’t entirely blame men for this change in manners.__(4)__(go) are the days when women could be referred to the weak.A whole generation has grown up demanding __(5)__(equal) with men in jobs,in education and in social life.Hold a door for some women __(6)__ you are likely to get __(7)__ angry lecture on treating women __(8)__ weaklings.Take a girl out for a meal and she’ll probably insist on paying __(9)__ share of the bill.All these,according to some sociologists,will change men’s attitude towards women and the conventional active politeness is perhaps slowly being __(10)__(replace) by true consideration for the needs and feeling of women,so that men can see women as equal human beings.
1.to 2.leaving 3.until 4.Gone 5.equality
6.and 7

答案