babyfaceonlyme
There are many forms of life on Earth, including human beings. 地球上有许多生命形式，包括人类。 Life exists in a variety of conditions. 生命存在于各种各样的环境中。 Some forms of life live in a watery environment, like the oceans. 有些生命形式生活在水环境中，如海洋。 Other forms of life can be found in very dry areas like deserts. 其他形式的生命可以在非常干燥的地区，如沙漠中找到。 However, for any form of life to exist, conditions must be right. 然而，任何形式的生命存在，都必须有合适的条件。 When conditions are not right, that form of life will become extinct. 当条件不合适时，那种生命形式就会灭绝。 To become extinct means to die out completely. 灭绝意味着完全灭绝。 Conditions must be right for life to exist. 生命必须有适宜的生存条件。 Millions of years ago there were forms of life that no longer exist.数百万年前，一些生命形式已经不复存在。 When conditions changed, these forms of life dead out. 当条件改变时，这些生物就会灭绝。 One extinction event happened about 250 million years ago. 一次灭绝事件发生在大约2亿5千万年前。 This was the largest extinction event of all time.这是有史以来最大的灭绝事件。 Many forms of life became extinct. 许多生命形式已经灭绝。 96% of all life in the oceans died out. 96%的海洋生物都灭绝了。 Most insects also became extinct. 大多数昆虫也灭绝了。 This event happened over a period of several million years.这一事件发生了几百万年。 The causes of this extinction event are still unknown. 这一灭绝事件的原因仍然未知。 Possible causes include large volcanic eruptions and global warming. 可能的原因包括大规模的火山爆发和全球变暖。 Some scientists believe that there were several causes. 一些科学家认为有几个原因。 They believe that a series of events caused the extinctions. 他们认为一系列的事件导致了物种灭绝。 Scientists are working to better understand what really happened. 科学家们正在努力更好地了解到底发生了什么。In modern times we humans face changing conditions. 在现代，我们人类面临着不断变化的环境。 For humans to live, we need clean air and clean water. 为了人类的生存，我们需要干净的空气和干净的水。 Pollution is now a growing problem around the world. 污染现在是世界上一个日益严重的问题。 Pollution poisons the air and water that we depend on. 污染毒害了我们赖以生存的空气和水。 Polluted air makes people sick and afraid to go outside. 污染的空气使人们生病，不敢出门。 Polluted water poisons our food supply. 受污染的水污染了我们的食物供应。 As a result, we never know which foods are safe to eat. 因此，我们永远不知道哪些食物是安全的。 Human beings cannot live in a poisoned environment. 人类不能生活在有毒的环境中。 Therefore, pollution is a major threat to our existence. 因此，污染是对我们生存的主要威胁。 Humans need temperatures to be in a comfortable range. 人类需要温度在一个舒适的范围内。 To be in a comfortable range means to be neither too hot nor too cold. 在一个舒适的范围内是指既不太热也不太冷。 With global warming, global temperatures are rising. 随着全球变暖，全球气温正在上升。 As temperatures rise, the polar icecaps will melt. 随着气温上升，极地冰盖将融化。 As the polar icecaps melt, ocean levels will rise. 随着极地冰盖的融化，海平面将上升。 Areas of some countries will soon be under water. 一些国家的地区很快就会被淹没。 People will be forced to relocate from flooded areas. 人们将被迫从水灾地区搬迁。 In nature, even small changes can sometimes have large effects. 在自然界中，即使是很小的变化有时也会产生很大的影响。 It’s difficult to predict what’s going to happen. 很难预测会发生什么。 The entire ecosystem that we depend on is changing. 我们赖以生存的整个生态系统正在发生变化。 Some of these changes are irreversible. 其中一些变化是不可逆转的。 Irreversible changes cannot be undone. 无法撤消不可逆的更改。 Let’s hope that humans are smart enough to understand how the world is changing. 让我们希望人类足够聪明，能够理解世界是如何变化的。 With more understanding, we can make better choices about what to do. 有了更多的理解，我们就可以做出更好的选择做什么。 We can face the challenges of pollution and global warming.我们可以面对污染和全球变暖的挑战。 We need to do this before it’s too late. 我们得趁现在还来得及。 This planet Earth is our only home and we need to protect it. 地球是我们唯一的家园，我们需要保护它。Mammals are covered by hair or fur, have a backbone and warm-blooded. 哺乳动物被毛发或皮毛覆盖，有脊椎和温血动物。 All female mammals produce milk for their young. 所有的雌性哺乳动物都为幼崽产奶。 Reptiles are covered by scales and include snakes, lizards and turtles. 爬行动物身上覆盖着鳞片，包括蛇、蜥蜴和乌龟。 Reptiles have a backbone and are cold-blooded, which means they often rely on the external sources of heat. 爬行动物有脊椎，是冷血动物，这意味着它们经常依赖外部热源。 Birds are covered by feathers and are warm-blooded. 鸟类全身有羽毛，是温血动物。 Most birds can fly and many types of birds migrate great distances. 大多数鸟类会飞，而且许多鸟类迁徙距离很远。 Most insects such as ants and bees have a small, 3-part body with 3 pairs of legs. 大多数昆虫，如蚂蚁和蜜蜂，有一个小的，三部分的身体和三对腿。 Some insects, like mosquitoes, spread diseases that cause the deaths of many humans. 一些昆虫，如蚊子，传播导致许多人死亡的疾病。 Unlike animals, plants get the energy that they need from the sun. 与动物不同的是，植物从太阳那里获得它们所需要的能量。 Plants convert light energy, along with carbon-dioxide and water, into chemical energy. 植物将光能、二氧化碳和水转化为化学能。Scales and rulers are used to measure weight and length. 天平和尺子用来测量重量和长度。 Units of weight include kilograms and pounds, and units of length include centimeters and inches. 重量单位包括公斤和磅，长度单位包括厘米和英寸。 These instruments are used to observe very large and very small objects. 这些仪器用来观察非常大和非常小的物体。 Telescopes are used by astronomers, and microscopes are used by biologists and doctors. 天文学家使用望远镜，生物学家和医生使用显微镜。 These appliances are used in the kitchens of almost every home. 这些电器几乎家家户户的厨房都在使用。 Stoves are used to heat food, and refrigerators are used to keep foods cool or cold. 炉子用来加热食物，冰箱用来保持食物低温。 Household tools like these, are used to build and repair things. 像这样的家用工具，是用来建造和修理东西的。 Hammers are used to pound in nails and screwdrivers are used to turn a screw. 锤子用来敲钉子，螺丝刀用来转动螺丝。W: Do you know what day it is today? 你知道今天是星期几吗？ M: What do you mean? 你什么意思？Is it a special day?今天特别吗？ W: Oh, so you don’t remember. 哦，所以你不记得了。 M: Remember what? 记得什么？What’s so special? 有什么特别的？ W: It’s our anniversary. 天是我们的周年纪念日。 We started dating a year ago today. 今我们一年前的今天开始约会。 M: Oh, really? Sorry! 哦,是吗? 对不起! M: Just a minute. 等一下。What do you think this is? 你觉得这是什么? W: Oh, it’s a necklace. 哦，是条项链。 M: Do you like it? 你喜欢吗？ W: Yes, I do. 是的,我喜欢。 It’s lovely, especially the red heart. 它很可爱，尤其是那颗红心。 May I put it on? 我可以戴上吗? M: No, let me do it. 不，让我来。 W: So you did remember. 这么说你记得了。 M: Of course I remember it. 我当然记得。 It’s a very special day for both of us. 这对我们俩来说都是非常特别的一天。 W: I have something for you too. 我也有东西要给你。 M: You do? 是吗？ W: Yes, but it will have to wait until later. 是的，但是得等一会儿。 M: Oh, I can’t wait. 哦，我都等不及了。Tell me what it is.告诉我是什么。 W: Can you guess what it is? 你能猜到是什么吗? M: Could you give me a hint? 你能给我个提示吗? W: We went there six months ago. 我们六个月前去过那里。 M: Oh, you mean Alfredos. 哦，你是说阿尔弗雷多斯。 W: Yes, aren’t you excited? 是的，你不兴奋吗？ You said you really like the food there.你说你很喜欢那里的食物。 M: Yes, that’s true. 是的,没错。 I also remember their dessert, do you? 我还记得他们的甜点，你记得吗? W: Yes, but let’s not talk about that now. 是的，但我们现在先别谈这个。 Let’s not ruin the surprise.我们不要破坏这个惊喜。W: That restaurant looks nice. 那家餐馆看起来不错。 M: Yes, but it looks expensive. 是的，但是看起来很贵。 W: Let’s go in and look at the menu. 我们进去看看菜单吧。 W: Wow, the menu looks great, especially the fish. 哇，菜单看起来真棒，尤其是鱼。 (She likes the choices especially the fish.) 她喜欢食物的选择，尤其是鱼。 M: Yes, it looks good, but look at those prices. 是的，看起来不错，但是看看那些价格。 M: Let’s try somewhere else. 我们去别的地方试试吧。 W: Sometimes it’s okay to spend a little money. 有时候花点钱也没关系。 M: Yes, but these prices are bit too high, don’t you think? 是的，但是这些价格有点太高了，你不觉得吗？ W: Yes, they are a bit high. 是的，有点高。 But don’t you think I’m worth it? 但你不觉得我值得吗？ Let’s enjoy ourselves. 让我们尽情享受吧。 M: OK, if you put it that way. 好吧，如果你这么说的话。 Let’s see if we can get a table.我们看看能不能订到位子。 W: I’m glad you have your credit card. 我很高兴你有信用卡。 I sure hope the food is good. 我真希望食物好吃 W: Stop worrying. 别担心了。Let’s just enjoy.让我们享受一下.L3-U2-P1-7 Listening L3-U2-P1-8 Vocabulary L3-U2-P1-9 Speaking
鬼鬼Jacky
Earth is where we all live. 地球是我们生活的地方。 It is our home in the solar system. 这是我们在太阳系的家。 There is no other place for us to live. 我们没有别的地方住了。 Earth isn’t just any planet. 地球不仅仅是一个行星。 It’s a very special place. 它这是一个非常特别的地方。 It’s special because we depend on it for many things. 它很特别，因为我们依赖它做很多事情。 Because of its importance, we need to take care of it. 因为它的重要性，我们需要照顾它。 We depend on the Earth for its air, its water and many of its natural resources. 我们依靠地球获取空气、水和许多自然资源。 Natural resources, such as coal and oil, give us energy. 煤炭和石油等自然资源为我们提供能源。 Other natural resources we depend on include forests and soil. 我们赖以生存的其他自然资源包括森林和土壤。 Forests provide clean air and wood for building houses. 森林提供清洁的空气和建造房屋所需的木材。 Soil is needed to grow plants and keep them healthy. 种植植物和保持它们健康需要土壤。 We need to take care of these resources and not waste them.我们需要照顾好这些资源，不要浪费它们。 The Earth is a large, rotating sphere, about 4.5 billion years old. 地球是一个巨大的旋转球体，大约有45亿年的历史。 The equator, which divides the Earth into two hemispheres, is about 40,000 kilometers long. 把地球分成两个半球的赤道长约40000公里。 The Earth's diameter is 12,756 kilometers. 地球的直径是12756公里。 Its radius is half that, or 6,378 kilometers. 它的半径是它的一半，或者说6378千米。 The radius is the distance from the Earth’s center to its surface. 半径是地心到地表的距离。 Most of the Earth’s surface is covered by water. 大部分的地球表面被水覆盖着。 The rest of the Earth’s surface is land. 地球表面的其余部分是陆地。 Just above the Earth's surface is the atmosphere. 就在地球表面之上是大气层。 The atmosphere is a layer of gases about 500 kilometers thick. 大气层是一层厚约500公里的气体。 These gases include Oxygen, Nitrogen and Carbon Dioxide. 这些气体包括氧气、氮气和二氧化碳。 This mixture of gases is the air that we breathe. 这种混合气体就是我们呼吸的空气。 As we move above the Earth’s surface, the air gets thinner.当我们在地球表面上方移动时，空气变稀薄了。 At high altitudes, the air is too thin to breathe. 在高海拔地区，空气太稀薄，无法呼吸。 At the edge of the atmosphere is space. 大气层的边缘是太空。 There is no air at all in space. 太空中根本没有空气。Most of the Earth’s water is in the oceans. 地球上大部分的水都在海洋里。 The two largest oceans are the Pacific and Atlantic Oceans.两个最大的海洋是太平洋和大西洋。 Unfortunately, we can’t drink ocean water. 不幸的是，我们不能喝海水。 This is because ocean water has too much salt. 这是因为海水含盐量过高。 Fortunately, there is also water in lakes and rivers. 幸运的是，湖泊和河流中也有水。 This water isn’t salty, so we can drink it. 这水不咸，所以我们可以喝。 Only about 2% of the world’s water is fresh water. 世界上只有大约2%的水是淡水。 Without fresh drinking water, we can’t live. 没有新鲜的饮用水，我们就不能生存。 A person can’t live for more than a few days without water.没有水一个人活不了几天。 Rivers are important. 河流是很重要的。 Most rivers begin in mountains and end in the oceans. 大多数河流起于山脉，止于海洋。 The water flows from high ground to low ground. 水从高地流向低地。 At first, rivers are small and are called creeks orstreams. 起初，河流很小，被称为小溪或溪流。 As water enters from other streams, a river grows. 当水从其他溪流流入时，河流就生长了。 Some rivers become very large and long. 有些河流变得又大又长。 The longest river in the world is the Nile River, in Africa. 世界上最长的河流是非洲的尼罗河。 It’s almost 6,500 kilometers long. 差不多有6500公里长。 As for water volume, the Amazon is the largest river. 就水量而言，亚马逊河是最大的河流。 The volume of water flowing through it per second is more than in any other river. 每秒流经它的水量比任何其他河流都要大。 Another use of rivers is for energy. 河流的另一个用途是能源。 The energy of falling water is used to produce electricity.落水的能量被用来发电。 This use of water supplies over 20% of the world’s electricity. 这种用水供应了世界20%以上的电力。 Rivers are also important for agriculture. 河流对农业也很重要。 Without water, farmers cannot grow food. 没有水，农民就不能种植粮食。 And of course rivers can be used for transportation. 当然，河流也可以用来运输。 River boats are used to carry things to inland cities or lakes. 内河船用来把东西运到内陆城市或湖泊。This man goes running 5 days a week if the weather is good.如果天气好的话，这个人一周跑5天。 On the weekends he runs 10 kilometers unless the weather is bad.除非天气不好，否则周末他会跑10公里。 This woman really enjoys reading, especially works of fiction. 这个女人真的很喜欢读书，尤其是小说。 She has read hundreds of books. 她读过几百本书。 This young couple enjoys watching old movies such as Titanic. 这对年轻夫妇喜欢看《泰坦尼克号》这样的老电影。 They both cried when it sank and many people went down with the ship. 当船沉没，许多人随船沉没时，他们都哭了。 These young boys enjoy playing sports on the weekend. 些年轻的男孩喜欢在周末做运动。 Sometimes they play basketball and sometimes they play football.他们有时打篮球，有时踢足球。 This young man eats too many sweets, so he is overweight. 这个年轻人吃太多甜食，所以他超重了。 He needs to eat fewer sweets and exercise more.他需要少吃甜食，多运动。Here are 6 of the Earth's 7 continents: 以下是地球7大洲中的6个: Asia is the largest continent both in land and in population. 亚洲是陆地和人口最大的州。 Asia covers 30% of the Earth's land area.亚洲占地球陆地面积的30%。 Africa is the second largest continent. 非洲是第二大洲。 Of all the continents, Africa has the youngest population.在所有大陆中，非洲拥有最年轻的人口。 Europe is to the west of Asia and is the second smallest continent. 欧洲在亚洲以西，是世界上第二小的大陆。 Europe is to the birthplace of classical music and some of the world's greatest art and literature.欧洲是古典音乐和一些世界上最伟大的艺术和文学的诞生地。 North and South America are bordered on the west by the Pacific Ocean and on the east by the Atlantic Ocean. 北美和南美西部与太平洋接壤，东部与大西洋接壤。 The first human beings to live in the Americas came from Asia more than 15,000 years ago. 1万5千多年前，第一批生活在美洲的人类来自亚洲。 Australia is the world's smallest continent. 澳大利亚是世界上最小的大陆。 Australia is surrounded by the Indian and Pacific oceans.澳大利亚被印度洋和太平洋所环绕。A: Hey! Look at that. 嘿！看那个。 B: Look at what? 看什么? A: Look out the window. 看看窗外。 Do you see the young lady in the red dress? 你看见那个穿红衣服的年轻女士了吗? B: Yeah, I see her. 是的，我看到她了。 Wow! she’s beautiful and hot.哇!她既漂亮又性感。 A: Look at the way she walks. 看她走路的样子。 B: Yes, now look behind her. 是的，现在看看她身后。 Look in the car that’s following her.看看跟着她的那辆车。 A: I’d rather look at the young lady. 我宁愿看着这位年轻的女士。 A: So what’s so special about the car? 那这辆车有什么特别之处？ B: Look at the driver. 看看司机。Do you see one? 你看到了吗？ A: No, I don’t. 我没有。There isn’t anybody driving the car.没有人开车。 B: Right, it's one of those new driverless cars. 对，是那种新型无人驾驶汽车。 A: Maybe it’s the woman’s car. 也许是那个女人的车。 It’s following her.它跟着她呢。 B: I don’t know. Maybe you’re right. 我不知道。也许你是对的。 A: Now, that’s a smart car. 现在，那是一辆聪明的车。Maybe I’ll go outside and follow her too.也许我也会出去跟着她。 B: Hey, get back to work! 嘿，回去工作吧！W: Thank you for calling our Customer Support. 感谢您致电我们的客户支持。 Please listen to the following menu to help us direct yourcall.请听下面的菜单，帮助我们指引您的通话方向。 Please say or press #1 to pay your bill. 请说或按1付账。Please say or press 2 to upgrade your service plan.请说或按2升级您的服务计划。 Please say or press #3 to report a technical problem. 请说出或按#3报告技术问题。 Please say or press #4 if you want to hear these choices again.如果您想再次听到这些选择，请说或按#4。 M: I don’t want any of these choices. 我不想要这些选择中的任何一个。 W: You may also go to our website for help. 您也可以访问我们的网站寻求帮助。 M: I went to your website but it didn’t help. 我去了你的网站，但没有帮助。 I want to speak to a human being. 我想和一个人说话。 W: Your business is very important to us. 您的业务对我们非常重要。 W: Please say or press 5 or hang up to end this call. 请说或按5或挂断以结束此通话。 M:None of these! 这些都不是！I want a human being. 我想要一个人。 I want to cancel my service.我想取消我的服务。 W: Please wait while we connect you to a service representative. 请稍候，我们正在为您接通服务代表。 M: Finally, is this what they call customer service? 总算…这就是他们所说的客户服务？ W: To assist our representative, please say your first and last name. 为了协助我们的代表，请说出您的名字和姓氏。 M: Tom Smith. 汤姆·史密斯。 W: We heard Tom, Smith. 我们听到汤姆，史密斯。 If this is correct, say or press #1. 如果正确，说出或按1。 If this is not correct, say or press #2. 如果不正确，说出或按#2。 M: #1. W: Thank you. 非常感谢。 For security purposes, what was your father’s middle name? 为了安全起见，你父亲的中间名是什么？ M: He didn’t have a middle name. 他没有中间名。W: Thank you. 非常感谢。 A customer service representative will be with you shortly.客户服务代表很快就会来。 W: I’m sorry but our offices are closed. 对不起，我们的办公室关门了。 Please call back during business hours.请在营业时间再打来。 Our business offices are open, Monday to Friday, from 8 am until 6 pm. 我们的办公室星期一到星期五从早上8点到下午6点都是开放的。 Thank you for calling. 感谢您的来电。
