第1个回答 2013-03-30
It's my pleasure to work with you. 或者It's been a pleasure working with you.
或者 It's a great pleasure to have the opportunity to work with you. (很高兴有这个机会和你合作)
第2个回答 2012-06-17
Very happy to work with you 。
望采纳,我英语还行。
第3个回答 2013-03-30
I am very happy to work with you.
第4个回答 2013-03-31
collaborate 也不错