look forward to doing 和 hope to do 的语境区别

look forward to doing 和 hope to do 的语境区别 look forward to和look forward to doing的区别 look forward to和hope的区别 look forward to doing sth和look forward to do sth的区别? 还是不懂,look forward to do和 look forward to doing用法的区别 look forward to doing和looking forward to do hope,wish,expect和look forward to的用法区别 look forward to doing/expect to do 有区别吗 look forward to doing 还是to do? 1,look forward to doing sth.2,hope to do sth look forward to do/ 还是 doing sth look forward to doing.