一个英语问题 keep up 和 keep on当“继续”讲有什么区别?
一个英语问题 keep up 和 keep on当“继续”讲有什么区别?
keep-on和keep-up什么区别
keep on和keep up有什么区别?
请问keep on doing和 keep doing在用法上有什么区别?还有,当表示“继续做某事‘时,keep on
keep up doing 和insist on doing有什么区别
keep doing和keep on doing有什么区别
keep up与keep on的区别?
keep on ,carry on ,go on ,hold on都有继续之意,有什么区别?(别和我扯到其他意思,就继续
keep on 和 keep up有什么不同之处吗?意义?用法
keep up\ keep on\keep doing 的区别
keep up\keep on\keep doing 的区别
keep up keep on keep doing的区别?