don't have a seat为什么要用don't而不用doesn't

don't have a seat为什么要用don't而不用doesn't Don't push!_____of you can have a seat.A.Everyone B.Anyone C.Every one D.Every 选择哪一个,为什么? I don't have a room to live in /There is no seat to sit on the bus两句为什么要有to?I don't have a room live in /There is no seat sit on the bus不可以吗? Don't worry.I'll k__ a seat for you. Have a seat,please. have a seat中文 have a seat have a seat 是什么 Please have a seat.为什么要用a i don't have a Don't have a cow! don’t you have a brother?为什么回答no,i don’t I don't have a samll nose 为什么要加don't You have a car,don't you?为什么不是You have a car,haven't you? Please have a seat意思 have a seat怎么读 We don't have a gym class today,so we___wear sport shoes.（为什么选D不选B）A don't have B can't have C have not to D don't have to have a seat和take a seat的区别同上