，I'd like to congratulate all of you who have made progress in the past three years．（首先）
It's time to say goodbye． I hope I can you in the near future． （收到……来信）
Lots of tourists are amazed at the beauty of the in Yunnan． （蓝天）
Some in the medical research helped control the terrible illness． （ achieve ）
My father stopped smoking． （ final ）