1.
I’mLiHua,ChairmanoftheStudentUnionofYucaiMiddleSchool,whichisclosetoyouruniversity.
句子中的Chairman为何不要冠词
2.I’mwritingtoinviteyoutobeajudgeatourEnglishspeechcontesttobeheldinourschoolonJune15.Iamlookingforwardtoyourreply.
在contest()tobeheld中是不是省去了某个部分?