1. We are pleased to invite you to attend…. 很高兴邀请您参加……

　　2. It is our pleasure to invite you to attend….很荣幸邀请您……

　　3. We are longing to see you soon.期待尽快见到您。

　　4. We sincerely hope you can attend.我们期待您的光临。

　　5. We do hope that you will be able to join us on this occasion.

　　我们期待您能出席我们的会议。