中學(xué)生百科英語1U1-U2.doc

.Unit one Lesson one: The kiwi第一單元，第一課：無翼鳥The kiwi lives only in NewZealand. It is very strange bird .Because it can not fly.The kiwi is the same size as a chicken.It has no wings or tail.It does not have feathers like other birds.It feathers look like hair.Each foot has four toes.Its beak is very long. A kiwi likes to have a lot of trees around it. It sleeps during the day.Because sunlight hurts its eyes.It can smell things very well.It smells things better than most birds do.The kiwis eggs are very big.Therere only a few kiwis in New Zealand now. People do not often see them. The government says that people can not kill kiwis. New Zealanders want their kiwis to live.There is a picture of a kiwi in New Zealand money. People from New Zealand sometimes called kiwis.無翼鳥住在新西蘭，它是一只很奇怪的鳥，因?yàn)?，它不?huì)飛，無翼鳥跟小雞的大小相同，它沒有翅膀，也沒有尾巴，它沒有像別的鳥一樣的尾巴，它的羽毛看起來很像頭發(fā)，每只腳都有4個(gè)腳指頭，它的嘴巴很長(zhǎng)。無翼鳥喜歡周圍有很多樹。它白天睡覺，因?yàn)?，陽光?huì)傷害它的眼睛。它的嗅覺非常好，它的嗅覺比大多數(shù)的鳥要好。無翼鳥蛋非常大.在新西蘭現(xiàn)在只有一些無翼鳥，人們不經(jīng)?？匆娝鼈儯f人們不能殺死無翼鳥。新西蘭人想要它們的無翼鳥活下去，新西蘭的錢上有無翼鳥的圖片，住在新西蘭的人們有時(shí)被叫作無翼鳥。第一單元 第四課河馬 The hippopotamus 河馬住在非洲的熱的部分，它是哺乳動(dòng)物，也就是說，它的孩子們生下來是活的，而且，它們喝媽媽身上的牛奶。The hippopotamus, or hippo, lives in the hot part of Africa, its a mammal, that is, its babies are born alive, and they drink milk from their mothers body. 河馬是一個(gè)很大的動(dòng)物，河馬的重量有四噸，它的胃是7米長(zhǎng)，它只吃植物，河馬是哺乳動(dòng)物，但是，它花費(fèi)很多時(shí)間在水里。The hippopotamus is a large animal. A hippo weighs four tons. Its stomach is seven meters long, it eats only plants. A hippo is a mammal, but, it spends a lot of time in the water. 在白天，它睡在河邊或睡在湖邊，有時(shí)，它醒來，然后，它去水底下，得到一些植物當(dāng)做美餐，它能夠閉上鼻子，在水底下呆十分鐘，它的耳朵、眼睛和鼻子，都在它頭上高的地方。它能夠停留它的身體在水底下，只有它的耳朵、眼睛、鼻子在水上面，然后它可以呼吸空氣。During the day, it sleeps beside a river or a lake. Sometimes, it wakes up. Then it goes under the water to get some plants for food. It can close its nose and stay under water for ten minutes. Its ears, eyes and nose, are high up on its head. It can stay with its body under the water, only its ears, eyes and nose above the water, then it can breathe the air. 在晚上，河馬走在陸地上，而且，尋找食物。它從不去遠(yuǎn)離水的地方At night, hippo walks on the land and looks for food. It never goes very far from the water.一個(gè)小河馬，經(jīng)常站立在媽媽的背上，媽媽在水底下尋找食物，小河馬騎在她的背上，在水上。A baby hippo often stands on its mothers back, the mother looks for food under the water, the baby hippo rides on her back above the water.第一單元 第五課海豚The Dolphin 海豚會(huì)說話嗎？可能它們不會(huì)用語言說話，但是它們可以用聲音說話，它們用聲音來表達(dá)它們的感情。Can dolphins talk? Maybe they cant talk with words, but they can talk with sounds. They show their feelings with sounds. 海豚成群結(jié)隊(duì)的去旅行。我們把一群魚叫做一所學(xué)校，它們不學(xué)習(xí)，但是它們一起旅行，海豚是哺乳動(dòng)物，不是魚，但是它們?cè)趯W(xué)校一起游泳。Dolphins travel in a group. We call a group of fish “a school”. They dont study, but they travel together. Dolphins are mammals, not fish, but they swim together in the school. 海豚跟在學(xué)校里其他的海豚說話。它們給信息，它們說當(dāng)在它們高興或者傷心或者害怕的時(shí)候，它們說”歡迎”當(dāng)一只海豚回到學(xué)校的時(shí)候，它們玩的時(shí)候說話。Dolphins talk to the other dolphins in the school. They give information, they tell when they are happy or sad or afraid, they say “welcome” when a dolphin comes back to the school, they talk when they play. 它們?cè)谒厦媾鲆恍┞曇?。它們?cè)谒旅媾龈嗟穆曧?。人們不能聽到這些聲音，因?yàn)椋曇艉艽蠛艽?，科學(xué)家錄出聲音的磁帶和研究磁帶。They make a few sounds above water. They make many more sounds under water. People cant hear these sounds because the sounds are very very high. Scientists make tapes of sounds and study these tapes. 有時(shí)人們抓到海豚放在很大的水族館（一個(gè)水族館是個(gè)魚的動(dòng)物園），人們看演出能夠看見海豚。海豚不喜歡遠(yuǎn)離水族館里面它們的學(xué)校，它們很傷心也很孤獨(dú)。Sometimes people catch dolphins for a large aquarium( an aquarium is a zoo for fish”. People can watch dolphins in a show. Dolphins dont like to be away from their school in the aquarium. They are very sad and lonely. 有很多關(guān)于海豚的故事，它們幫助過人們。有時(shí)它們救命某人生命，海豚的肉很好吃，但是人們不喜歡殺死海豚。它們說海豚帶來好運(yùn)氣，很多人相信這個(gè)。There are many stories about dolphins. They help people. Sometimes they save somebodys life. Dolphin meat is very good, but people dont like to kill dolphins. They say dolphins bring good luck, many people believe this. 二單元 第一課我們?yōu)槭裁创蚬稺hy do we yawn? 熊打哈欠，駱駝打哈欠，很多哺乳動(dòng)物也打哈欠。我們?yōu)槭裁匆蚬罚繉?shí)際上沒有一個(gè)人知道答案。Bears yawn, camels yawn, most mammals yawn. Why do we yawn.? No one really knows the answer. 我們知道每一個(gè)人打哈欠的方法都是一樣的，首先你慢慢的張開嘴巴，你的嘴巴繼續(xù)張開5秒鐘，然后你很快的閉上你的嘴巴。We know that everyone yawns in the same way. First you open your mouth slowly. Your mouth stays open for about five minutes , then you close your mouth quickly. 我們知道打哈欠是有傳染性的或者易傳染。當(dāng)你看到有人打哈欠的時(shí)候，你也會(huì)打哈欠，很多人說他們打哈欠是因?yàn)楹軣o聊或者很累。這可能是真的，然而我們知道當(dāng)人們興奮或者緊張不安的時(shí)候他們也會(huì)打哈欠，參加奧運(yùn)會(huì)跑步項(xiàng)目的運(yùn)動(dòng)員，比如說 在賽跑之前運(yùn)動(dòng)員經(jīng)常會(huì)打哈欠，為什么呢？We also know that, yawning is contagious or catching. When you see someone yawn, you also yawn, many people say that they yawn because they are very bored, or tired. This might be true. However we know that people also yawn, when they are excited or nervous, Olympic runners, for example, often yawn before a race. Why is that? 許多科學(xué)家認(rèn)為打哈欠讓你更加警覺。當(dāng)你打哈欠時(shí)，你呼吸更深，你還伸展你臉部和脖子上的肌肉。可能這讓你感覺更加警覺。Some scientists believe that yawning makes you more a alert , when you yawn, you breathe more deeply, you also stretch your muscle in your face and your neck. Maybe this makes you feel more alert. 科學(xué)家不花費(fèi)時(shí)間研究打哈欠。那可能因?yàn)榇蚬凡粫?huì)傷害人，它只是我們做的某事。Scientists do not spend time studying yawning, that is probably because yawning does not hurt. It is just something we do. 第二單元 第二課 為什么人們會(huì)大笑?Why do people laugh? 你每天會(huì)大笑嗎？大多數(shù)人會(huì)這樣做，科學(xué)家說這些人笑的次數(shù)大約一天17次，那是很多笑聲。Do you laugh everyday? Most people do. Scientists say that people laugh about 17 times a day. That is a lot of laughter. 在印度，有幾百個(gè)笑聲的俱樂部，在這些俱樂部里的人，每天早晨都聚集在一起。首先，他們伸展他們的手，在他們的頭上面，然后，他們假裝大笑，很快地每一個(gè)人都自然地大笑起來，人們說他們一起大笑之后感覺很好。In India, there are hundreds of laughter club. The people in these clubs get together every morning. First, they stretch their hands above their heads. Then, they pretend to laugh. Soon everyone is laughing naturally. People say that they feel good after laughing together. 科學(xué)家相信笑對(duì)你有好處，為什么呢?首先，笑是好的運(yùn)動(dòng)，當(dāng)你笑的時(shí)候，你鍛煉了你身體上的好多肌肉，科學(xué)家說那個(gè)100個(gè)笑相當(dāng)于跑步10分鐘，當(dāng)你笑的時(shí)候，你也深深地呼吸，這幫助你放松，那也對(duì)你有好處。Scientists believe that laughter is good for you, why? Fo