I have a piece of good news to tell you.A lecture on ___ will be held in Reading-room II of our library at ___(具体时间).
The lecturer is by ___ from New York University.After the lecture the film the Sound of Music will be shown._____(邀请参加). Will you join me? I'll meet you at ___(时间地点).
Yours,xx
举例如下:
Dear Liu Ming,
I have a piece of good news to tell you.A lecture on American English and British English will be held in Reading room II of our libraryat 2:00 pm, Saturday,Oct. 20th.
The lecturer is by Dr.John Smith from New York University.After the lecture the film the Sound of Music will be shown.l know you like English and do well in it. Will you join me? I'll meet you at the school gate at 1:45 pm that day.