A: Hi, Paul. Long time no see! Nice to see you again. Did you have a good holiday?

B: Yes, I did.

A: Where have you been?

B: I have {#blank#}1{#/blank#} to Mount Tai with my parents. It's a beautiful place.

A: When did you {#blank#}2{#/blank#} from there?

B: Yesterday afternoon. What about you, Mike?

A: I have taken part in some social {#blank#}3{#/blank#} during the holiday.

B: What have you done?

A: I have been a volunteer in the old people's home.

B: What a wonderful {#blank#}4{#/blank#}!

A: Yes, it was. Though I had no time to travel, I still felt very happy.

B: By the way, where is Helen?

A: She has {#blank#}5{#/blank#}to Shanghai to be a volunteer, and she will be back tomorrow.

    Of all my heroes, Mark Zuckerberg has touched my life the most {#blank#}1{#/blank#} .That's because he created my favorites {#blank#}2{#/blank#}networking website, Facebook. He was still a student when he created my favourite{#blank#}3{#/blank#}Facebook in 2004. It has made him one of the youngest billionaires ever. But he's unbelieveable to me because he has made a {#blank#}4{#/blank#}to donate most of his money to charity. In 2010, Time magazine him “ Person of the Year”.