be serious about diong about.=be serious about sth.

be serious about diong about.=be serious about sth. be serious about doing sth. be serious with/about 用（be)serious about be serious about什么意思? be serious about do还是doing? be serious about 和be interested in 有何区别 Please be serious about what you do.这句话中的serious什么意思? 请帮我用英语造一下句“be serious about”“have a chance of doing sth”“spe be sorry about sth. be worried about sth. be particular about sth