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    Lots of scientists believe there's life on other planets．Because of this，they keep doing research about the universe．They have sent astronauts to the moon．And they have {#blank#}1{#/blank#}the answer．There's no life on the moon．Not long ago they {#blank#}2{#/blank#}spaceships to Mars．There，they didn't find life．And they found the environment of Mars was {#blank#}3{#/blank#}from that of the earth．Then they knew it was{#blank#}4{#/blank#}for people to live on Mars．

    {#blank#}5{#/blank#}they haven't received a message from other planets，they believe their idea is right．Recently they have {#blank#}6{#/blank#}a planet．It's {#blank#}7{#/blank#}Proxima Centauri．It's very {#blank#}8{#/blank#}to our earth．It is just over four light years away．Proxima Centauri is {#blank#}9{#/blank#}than the earth．And there's water on this planet．That {#blank#}10{#/blank#}mean that life is possible there．Now scientists are studying this planet．Soon they will tell people the answer．

    China is a ration of etiquette(礼仪). Chinese people are among {#blank#}1{#/blank#} (friendly) people in the world. If foreigners visit a Chinese family, they would be surprised at the warmth that they would receive as guests. {#blank#}2{#/blank#}you visit a Chinese family, the host usually {#blank#}3{#/blank#} (make) tea for you. Then he will serve you snacks {#blank#}4{#/blank#} biscuits or candy. Someone in the family will also chat with you, never {#blank#}5{#/blank#} (let) you feel lonely. At the same time, other family members will prepare a meal for you. Chinese people treat their guests with a big meal. They always present {#blank#}6{#/blank#} (much) food than the guests can eat. On the table, the guests must be {#blank#}7{#/blank#} first to eat. As you are eating, the host usually says, "It seems" that you didn't eat much, Please have more." {#blank#}8{#/blank#} you tell them you are full, they still put more food in your bowl. {#blank#}9{#/blank#} (be) warm and hospitable(好客的) has long been an important part of Chinese culture and tradition. As Confucius said {#blank#}10{#/blank#} (thousand) of years ago: To meet friends from a far, how happy we are!

I like taking {#blank#}1{#/blank#} (photo) very much. Once I traveled by ship {#blank#}2{#/blank#} a cloudy morning. In the afternoon, the weather turned fine, {#blank#}3{#/blank#} I wanted to take some photos. I was looking around and I saw next to me a lovely little girl {#blank#}4{#/blank#} (sit) on her father's shoulders. {#blank#}5{#/blank#} was lucky for me to meet such a perfect moment—the girl {#blank#}6{#/blank#} (smile) and the surrounding view was beautiful. Without thinking, I took a picture of the little girl at that moment.

Her mother was surprised that a {#blank#}7{#/blank#} (strange) was photographing her daughter. I explained that I {#blank#}8{#/blank#} (move) by that sight and showed them {#blank#}9{#/blank#} photo on my digital camera. They loved it very much. I said I could email it to them when I got home. Finally, they gave me their email address. The next day, I sent them their {#blank#}10{#/blank#} (daughter) photo as I had promised.

This morning I received a message back saying they are grateful and that they are very happy with the lovely photo of their daughter and a lovely memory of the day.