please、一道简单的初中阅读理解题

please、一道简单的初中阅读理解题
INVITATION TO
A GOING AWAY PARTY
Sunday,June 13
Dear Li Yang and Lu Mingxian,
You are invited to a party for Miss Green’s return to England for her
summer holidays.She leaves on June 21.
The best part of the party will be when we sing and dance together.
Party given by:Students’ union
Date:Saturday.June 19,2005-5-7
For what reason is Miss Green leaving?
A For singing and dancing B For the party
C For her summer holiday D No one knows
Who are Li Yang and Lu Mingxian?
A Zhang Yu’s teacher B Zhang Yu’s students
C Zhang Yu’s schoolmates D Zhang Yu’s best friends