Ⅰ.框架建构：整体理解
1．Pay attention to the format of the invitation letter, especially the formal invitation.
2．Pay attention to the topic of each paragraph. It should give clear details about the __________， __________ and __________ of the event and even the __________．
Ⅱ.文本剖析：特色表达
Write down useful sentences for a formal invitation in the text.
(1)________________________________________________________________________
(2)________________________________________________________________________
(3)________________________________________________________________________
(4)________________________________________________________________________
(5)________________________________________________________________________
