remain等于stay

remain等于stay remain stay 区别 remain 与 stay的区别 remain continue stay的区别 怎样区分keep,remain,stay的用法? remain ,matain,keep,stay的区别 remain,still,stay,leave的区别 remain等于什么选择：remain of is left need remember 请问remain stay keep 用法上有什么区别 stay ,remain ,keep 做系动词 ”保持”的区别 谁能帮我分析stay.remain.keep的区别 remain ,keep stay 的却别是什么 ,细微区别 remain,stay 的区别是什么,能举些例子么 remain remain remain to be done是否等于remain doing?need doing是否等于need to be done? remain in bed,be in bed,stay in bed的区别 borrow buy give know leave live open put remain send stay 哪些是延续性动词?