looking forward后面要接一个介词to，再跟动词的ing形式。look forward to doing something是期盼做某事的意思。be looking forward to doing形式是表示正期盼做某事，是正在进行时态。
look forward to 与 looking forward to的区别1、两者翻译为汉语，意思相同，都是“盼望；期望”
2、look forward to ：这是动词短语，在句子中用作谓语。例：
I look forward to your early reply.
盼早回复。
looking forward to这是现在分词短语，在句子中作状语，或者与be动词连用构成进行时态，作谓语。例：
I【am looking forward to】your early reply.
与be动词连用，构成现在进行时态，作谓语。给人一种印象：正在等待，最好尽快回复。
He looked around,【looking forward to seeing a kind person coming over to help him out of trouble现在分词短语，作状语，表示伴随情况。】
look forward to的同义词anticipate,hope for,expect
1、anticipate：预料；预期；预见
You, my darling, are the wind that I did not anticipate, the wind that has gusted more strongly than I ever imagined possible.
亲爱的，你是我没有预料的那种风，那种甚至比我能够想象到的还要强烈的风。
2、hope for：希望；期望
The circus failed to satisfy the child's hope for there was no elephant.
这马戏团因为没有大象，使这孩子大失所望。
3、expect：期望；预计；期待；指望
Don't expect to be successful right away. Rome wasn't built in a day, you know.
不要期望立刻就有所成就。罗马不是一天造成的。
