pen is lost!A. You B. I C. My
你妈妈告诉你,你的书包在椅子上,她应说:A.My bag is on the chair. B.Your bag is on the chair.
你想告诉对方你的桌子上有面镜子,应说:A.This is a mirror on my table.B.There is a mirror on my table.
你想让对方看你的卧室,应说:A.Look at my bedroom. B.Look my bedroom.
你想知道垃圾箱在哪里,应问:A.What's the trash bin? B.Where is the trash bin?
There is a bridge the river.A. on B. in C. over