A：Is this a photo of your family?这是你的全家福吗?
B：Yes,it is.It was taken just before I was leaving for college.是啊，这是我来上大学拍的。
A：You look so lovely.你长得真可爱。
B：How time flies!I'll not see twenty again.时间过得真快啊,转眼再也没有20岁了.