be serious about 和be interested in 有何区别

be serious about diong about.=be serious about sth. be serious about 和be interested in 有何区别 be serious about什么意思? be serious about do还是doing? be serious about doing sth是什么意思? 用（be)serious about有翻译 Please be serious about what you do.这句话中的serious什么意思?好像不是“严肃” be to和be about to区别 be known about和be known you can't be serious,不加be可以吗和don‘t be 一个道理？ you cannot be serious是什么意思 you can not be serious! can not be so serious 怎样用get in the way of,(be) serious about ,spend time on造句 如何用get in the way of;(be) serious about;spend time on造句 “get in the way of”“（be）serious about”“spend time 用每个单词造一句话 be serious about doing sth.老师说是对...认真但是补习班老师说是渴望干某事 be serious with/about有什么区别吗?有没有哪个接人 哪个接物的分别?