be longing for和look forward to哪个用在作文里高级点?

anxious to do和eager for 和be dying to和 be longing to 的区别 用look的短语造句 look to look up look after look for look forward look forward to 和be looking forward to有很多说法,这两个短语到底怎么用呢?好别扭! 什么时候用look forward to,什么时候用be look forward to 帮忙区分expect和 wait for和 look forward to be willing to 与look forward to 与hope 与wish for在意义上有什么区别 歌词longing for your kiss,longing for your arm to be hold in m look forward to后是否能直接用be动词 look forward to和look forward to doing的区别 什么时候用look forward to,什么时候用be looking forward to I look forward to waiting for look look down 还有look on?和look forward to?