this is my first visit to this city.这里的to在句子中做什么成份?

This is My first this is my first time______（cook） This is my first visit ________ China. This is my first bag中first前要加the吗 this is my first vist__on__Beijing,so everything is new_for__me.对么? this is my first pagethis is my first pagealign=center请注解一下好吗 连词成句my Australia is first visit this to this is my first time and it`s very this is my first time to do like this is my first time to go to there.this is a good day hanging out. This is my first time to receive your emailThis is my first time to receive your email 翻译 This is _____ first lesson.A.a B.an C.my D.this说明原因- - My teacher is talking（）my parents.This is the fiMy teacher is talking（）my parents.This is the first e-mail（）my new friend. This is my homepage,it's very poor,Now,because it's my first homepage. This is my first visit to/on Beijing.So everything is new for/to me. This is not the first Today is my ______ day to come to this school.A.one B.first C.the one.D.the first. Is this your( )visit to my hometown?A,one ,B,the first,c.first,d,the on请说明理由!