Look,this is a photo___my class.是用of 还是用on 为什么?

Look,this is a photo ? a park. ?填什么 短句改错Look!This is a photo for my family Look at this photo.This is a nice picture of my family. This is a photo of my family.Well ,let me have a look __it. Look!This is a photo of _____________怎么做用I还是用My,mine,me Wow!Look at this photo.It is a ---- of peopleA.mountryB.sea3.river Look at this photo!It is ( )in it.A,I B,me C,we D.mine Look!This is a photo ____my family of at in to 选哪个 This is a photo of my family.Look!they aremy p.什么,my sister and I. This is a photo of simon and Ben.They look happy on the hreat wall. Hi,Vera.Is this your photo? ——( ).It's a photo of my family. You look very nice in the photo-（） Look ,she is taking a photo.还是Look ,she is happening a photo. 是Look at this photo of lucy's还是Look at this photo of lucy?原题是—Look at this photo of ___!Is there a smile onher face?—Yes,and this photo is the best one of ___.A.Lucy's Lucy'sB.Lucy LucyC.Lucy's LucyD.Lucy Lucy's第二空也是同样 this is a photo of my family Is this a photo your father? Is this a photo of your family? This is a photo.复数形式 This is a photo 复数句子是什么