the rest they are quite prepared to leave to those who are g

首先the rest 后面省略了一个that,因为that是做宾语,这是个定语从句
然后呢 those who are glad to get away from London every night
也是个定语从句,those是先行词,who做主语,不可省略
还有就是 get away from 是固定搭配,没了哦