迫不及待地做某事：aspire to do sth/be eager to do/longing to do sth。例如：I'm longing to see you again.我渴望再次见到你。
aspire to do sth
例：Mary is ambitious enough to aspire to conversational fluency in Chinese in four months.
玛丽雄心很大， 竟立志在四个月里学会用汉语流利地会话。
be eager to do
例：People around you will be eager to know what you will do next.
聚集在你身边的人们热切地想知道你下一步想做什么。
longing to do sth
例：I'm longing to see you again.
我渴望再次见到你。