Look forward or looking forward?

兩個都得。問題係一個有be (is, am, are), 另一個冇。
I look forward to meeting you.
I am looking forward to meeting you.
最重要的係look forward to後面如果係動詞一定要加ing。

2006-11-03 01:53:45 補充：
你都可以睇下另一個關於look forward to的知識。http://hk.knowledge.yahoo.com/question/?qid=7006081600237

Look forward ! A bus is coming .

I am looking forward to hearing from you.

looking forward
比我感覺上係自己期待D
通常都係寫信用

there is something to look forward to 有得期待

i'll be looking forward to = 進行式 = 期待緊

正確用法係
I am looking forward to receiving your prompt reply.
I look forward and see a bus passing by.

LOOKING forward

e.g I AM LOOKING FORWARD TO SEEING YOU SOON

IT IS USUALLY USED AT THE END OF THE LETTER!!