I have a best friend. His name is James. He is from the USA. We look totally(完全) different！I have blonde hair and he has red hair. I wear glasses，but he doesn't. I am short and he is very tall. We both love to sing and dance. But I'm very outgoing and he is very quiet.

    Sam Green

    I don't really have a best friend but one of my good friends is Kristi. She is from America. I sometimes call her Kwiti. She is funny and kind. And she really cares about(关心) everyone and almost everything. She became one of my good friends at the age of five.

    Mary Smith

    My best friend's name is Edna. She is from Australia. She likes to talk a lot and hardly keeps quiet. Edna has curly brown hair and brown eyes. She always makes me laugh. Also，she sometimes helps me with my homework.

    Lisa Brown

    I have a best friend from India. Her name is Sinsha. I call her Kuttu. She is short. She has a round face and black eyes. She has long black hair. You can hardly get sad or angry if you're with her. She often makes me happy.

    Donna

材料一

材料二：“上古之世，人民少而禽兽众，人民不胜禽兽虫蛇。”——《韩非子·五蠹》

材料三：“在北京人遗址中，发现了大量木炭和几处较大的灰烬堆，还有在火中烧过的石块、兽骨和树子等。……” ——历史教科书

材料四：“上古之世，……民多疾病。有圣人作，钻燧取火,以化腥臊，而民说之，使王天下，号之曰燧人氏。” ——《韩非子·五蠹》

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