look forward to do 还是doing

look forward to意为期盼，盼望。to是介词，介词后加名词或者是动词的ing形式，所以是look forward to doing，意思是期盼做某事。

look forward to+名词

1. I look forward to your guidance.

我期待获得你们的指导。

2. Look forward to your reply.

期待你的回信。

look forward to+动词ing

3. I look forward to playing with you again.

我期待下次再和你玩。

4. I look forward to hearing your views.

我期待着听取你们的意见。

5. Are you looking forward to meeting him again?
你很期待再次和他见面吗?