根据对话内容，从方框中选择适当的句子补全对话。

A: {#blank#}1{#/blank#} 
B: It is a photo of my family.
A: {#blank#}2{#/blank#} 
B: Sure, here you are.
A: Who is this man? Is he your father?
B: No, he isn't. {#blank#}3{#/blank#} 
A: Is he a worker?
B: {#blank#}4{#/blank#} 
A: Where are you?
B: {#blank#}5{#/blank#} 

A：Hello！Are you Thomas Ruzic?

B：Yes, I am. {#blank#}1{#/blank#}

A：Welcome to our class! May I ask you some questions?

B：{#blank#}2{#/blank#}

A：{#blank#}3{#/blank#}

B：For three years.

A：OK. {#blank#}4{#/blank#}

B：Yes, I went to the United States for three months.

A：Good. And {#blank#}5{#/blank#}

B：Because I want to travel all over the world.

—____

—Certainly. ___________.

—___!