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1、如有侵权，请联系网站删除，仅供学习与交流懂你英语L4 unit 1【精品文档】第 11 页L4 Unit 1-1Listening 旅游Christina was on the 2 weeks vacation. This is the first vacation shes had for a long time. the last vacation she took was more than 2 years ago. Now she is visiting her friend in San Francisco. Her friend and her husband are living
2、 in the center of the city. He works at a start-up company at Silicon Valley. While he was working, she worked part time at the department store. Christiana hasnt seen her friend for long time. The last time they saw each other was 3 years ago. At that time, they were both working at a department st
3、oreThen Christina quit her job and started her own business. She designs womens clothing. She has 2 employers now and her company is slowly growing. Christina has come to San Francisco by herself. Her husband didnt come because he has to work. He tried the company 2 years old but it didnt work out.
4、His company failed only after only few months. So he works in an another company and save money. Once he saved enough money he plans to start another company. He doesnt want to give up.This is the second time Christina has been to San Francisco. The first time was when she was a high school student.
5、 That was 10 years ago. During that trip, she was only in San Francisco for few days. After that, she went to Los Angles and New York. This time, she and her friend plan to relax and have fun.Christina arrived 2 days ago, the day before yesterday. Her friend met her at the airport and drove her to h
6、er apartment. Her apartment is just north to the airport about 20 minutes from San Francisco. Its a small apartment but its on a hill and it has a great view. Yesterday they went downtown and rode the cable cars. Christina was surprised by how steep the hills are. Then they walked along the ocean an
7、d ate lunch at the seafood restaurant. From the restaurant they could see the Golden Gate bridge.Tomorrow they plan to drive to Yosemite National park. By car was only 4 hours away. Christina has never been there before so she was excited. She has heard the park was very beautiful. Her friend has be
8、en to Yosemite several times. She says its one of the most beautiful places in the world. Christina just hopes that her friend is a good driver.L4 Unit 1-1 vocabulary 伤病和地貌地形Headache can be very painful and can last for a long time. If you had, your head hurts.A sprained ankle can be so painful that
9、 you cant walk. Someone with a sprained ankle may need to the crutches to walk.Crutchesn.拐杖;支持物;精神上的寄托;胯部vt.支撑;支持sprainvt.扭伤（关节）n.扭伤ankle n.踝，踝关节;脚脖子if you had a sore throat, it may be painful to swallow. A sore throat can be caused by viruses or bacteria.A burn is an injury to the skin, cause by fi
10、re or heat. If you get too close to a fire, you will be burned.An earache is a sharp, dull or burning pain in the ear. Common causes of an earache include an infection, a changing air pressure or water in the ear.Mountains are landforms higher than 2000 feet or about 600 meters above sea level. Hill
11、s are like mountain, but not as tall. Mountains are formed by the forces deep within the earth and are made of many types of rocksRivers are stream of water that usually begin at mountains and flow into the sea. Many early cities were built alongside rivers. Most of the worlds water is in the ocean,
12、 which are the large bodies of salt water. The oceans are also an important source of oxygen.Deserts are areas of land that receive little or no rainfall. The amount of rainfall in some deserts is so low that only a few plants can survive.A valley is low, relatively flat area between hills and mount
13、ains, often with the river running through it. Some valleys are formed by flowing river and others are formed by glaciers. L4 Unit 1-1 dialogue 谈论吃饭和预约Have you eaten yet.Not I havent and Im hungry.Me too. Lets go out for dinner.Where toWhat about joes Italian.How many times have you eaten there.I ea
14、t there a lot. Its one of my favorite places.I went there two weeks ago and the service was terrible.Really, then lets go some places else.What do you suggest?How about the royal Indian. Its not far from here.Ive never heard of it. Is it good?Yes, I have been there several times and Ive never been d
15、isappointed.Ok, lets try it. Ive never eaten Indian food for a long time.You wont be disappointed and the prices are reasonable.Ah, so you mean Im going to pay.Well, that will certainly be nice.What about reservations.If you get there early enough, we wont need them.I hope youre right.Dont worry, if
16、 I have to wait, Ill pay the bill.L4 Unit 1-2 Listening 旅游2Today, Christina and her friend are enjoying themselves. This morning they got up very early and drove out of San Francisco. They crossed the Bay Bridge before the early morning commute and drove south. Because it was so early, there was not
17、 cars. After driving an hour and a half, they stopped to have breakfast. They ordered pancakes and coffee. They also had some fresh fruits. When they finished eating, there was 7:00. Then they got back into the car and drove south. Christina wanted to listening to music, so she turned on the radio.
18、An hour later, they stopped for gas. They noticed that there was a charging station for electric car. Its now 1:15 and they are in Yosemite Park. Theyve been there for 2 hours since 11:15. They are looking at the Yosemite falls, which is the highest waterfall in the park. The water dropped total of
19、740 meters from the top of upper fall to the base of the lower fall. In another 15 minutes, they planned to eat dinner at the magnificent old hotel in the park. It was built in 1927 and has a great view. They wanted to stay there but they couldnt get the reservation. To get a room at that hotel, you
20、 usually need to make reservation several months in advance. They planned to stay in the park until around 4:00. By then, they will have been in the park for nearly 5 hours. Then they will get back into the car and drove back to the San Francisco. They planned to eat dinner somewhere along the way.
21、If the traffic isnt too back, they should be back in San Francisco by 10:00. Early tomorrow morning, theyre going to cross the Golden Gate bridge and go north along the coast. From some places, you can look out on the ocean and see whales and other sea lives. Christina has never seen a whale before,
22、 so she is looking forward to it. And tomorrow night, they have something special plan. They are going to watch a baseball game. Christina has never seen a baseball game, but she has heard that it is very popular in the US. And the San Francisco baseball team is one the best. L4 Unit 1-2 vocabulary
23、力学、几何The force is the push or a pull on the object. A force changes the motion of a moving object.A force can be strong or weak and it always has a direction.The earth is a planet that goes around the sun in the circular orbit. The speed of its motion doesnt change and the direction of its motion do
24、es. The earth has a layer of gas above its surface, which helps to support life. Atoms are the building blocks of matter. At the center of an atom is its nucleus, which has a positive electric charge. Outside the nucleus are electrons, which have a negative charge. Asteroids and comics are object th
25、at orbits our sun, but are smaller than planets. Asteroid that pass close to the earth are called the near-earth objects. The layer of gases, just above the earth surface, is our atmosphere. The layer of atmosphere is made up of gases, such as oxygen and hydrogen. Without an atmosphere, there would
26、be not life on the earth. Asteroid n.天小行星;海盘车;海星adj.星状的orbitn.轨道;眼眶;势力范围;（人生的）旅程，生活过程vt.& vi.在轨道上运行，环绕轨道运行vi.盘旋;绕轨道运行vt.绕轨道而行;进入轨道The two lines on the left intersect each other at a right angle which is 90 degrees. The 2 lines on the right are parallel, which means they never cross. The adjacent sid
27、es of rectangle are perpendicular, which means they meet at a 90-degree angle. The opposite sides of the rectangle are equal a parallel, which means they never cross. The area of a rectangle is the length times the width. Intersect vt.横断，横切，横穿vt.& vi.（指线条、道路等）相交，交叉a circle is the 2 dimensional figur
28、es with radius and circumference which is the distance around the circle. The area of the circle is R square, where r is the radius and is the ratio of the circles circumference to its diameter.Radius n.桡骨;半径范围;半径（距离）;用半径度量的圆形面积Dimensional adj.维的;尺寸的;量纲的;因次的A sphere is a 3 dimensional figure with th
29、e a ratio the same the volume, which is the three-fourth R cube. All points on the surface of the sphere are equidistance from its center.Cube n.立方形，立方体;立方，三次幂;小房间vt.求的立方;把（食物）切成小方块;测定的体积equidistance 等距离的A right triangle is a 2 dimensional figure with 3 sides, 2 of which are perpendicular. To find i
30、ts area, multiply the length of the 2 perpendicular sides, A and B and divided by 2, A equates one half A B.Perpendicularadj.垂直的，成直角的;直立的，险陡的;建垂直式的;谑直站着的n.垂直线，垂直面;直立，直立姿势，廉直;垂直测器，锤规;建垂直式建筑，绝壁Equatevt.等同;使相等;相当于the electric force between the nucleus and the electrons holds the atom together. L4 Unit
31、1-2 dialogueHave you finished eating yet.Not, I havent.Why are you in such a hurry. Im sorry, but you are such a slow eater. A low eater? Well I try to enjoy my food. You just eat and swallow. I dont see how you can even taste it.Ok, Im sorry. Do you mind if I get another glass of vine. No, go ahead
32、. I dont want you to sit there putting pressure on me. I thought we were going to have a relaxing evening. Yes, you are right. Id like to relax, but I had a lot on my mind. What created? Yes. it is. Ive been getting some strange emails from my boss. He wants me to cut down on my expenses. Maybe he w
33、ants to fire me. Is business bad?Yes, it is. But I dont want to talk about it. Ok, but Im a good listener. You can tell me if youd like to.Thanks, maybe some other time.Ill try to start thinking about it and deal with it tomorrow.Good idea. You need to take a break from work. Your health is importan
34、t and so am I. Yes, you are. I dont know what would I do without you. L4 Unit 1-3 listening 旅游3Harry is American businessman. His job requires him do a lot of travelling. He takes 9 or 10 trips a year. In the late 6 months, he has made 5 trips. 3 were to Asia and 2 were to Europe.The purpose of his
35、trip is to attend meets and make presentations. Harry loves to travel and he has travelled to many countries. Most of his trips are for one or 2 weeks.His first international trip was 15 years ago, when he was 20 years old. He really wanted to see Asia so he and his friend flew from Tokyo, Japan. Fr
36、om Tokyo, they travelled around Japan for 2 weeks.The people they met very nice, but most of them didnt speak English. Harry tried to speak a little Japanese, but it was difficult. He didnt do very well. When he spoke to people, most of them just looked at him. They didnt understand what he was tryi
37、ng to say. From japan, they went to Korea for a week and then they went to China. In China, they visited the Great Wall in Beijing. He stayed in Beijing for a few days and then they boarded a train for shanghai. It was an overnight train, with sleeping cars.During the journey, they enjoyed looking o
38、ut of the window at the countryside. The view from the train was wonderful. Harry would never forget watch the sun go down in the evening. It was a beautiful sunset. The journey to shanghai took many hours, but it was an unforgettable experience. On the train, he met a Chinese Professor who spoke En
39、glish. He was middle-age man, whose hair was turning grey. He told them about how things were changing in China. It was wonderful to watch him as he was speaking. His eyes were full of energy and excitement. They only stayed in shanghai for a couple of days. Then they returned to US and went back to
40、 school. They had one more years to finish their studies. Harrys next new trips were to different parts of the world. They went to Europe twice, each time to different countries. On one trip, he travel through the UK and France. On the next trip, he went Italy and Greece. After the Europe, he travel
41、 to Mexico and south America. In south America, he went to Argentina and Brazil. He enjoyed watching some great soccer matches. Then he decided to go back to Asia. But this time, he went to southeast Asia. He visited Vietnam, Thailand and Singapore. Each country had a charm of its own. After this tr
42、avel, harry decided to make travel part of his career. He didnt want to work only in the US. He didnt work only with Americans. he wanted to experience other countries and other cultures. His dream was to work for international company. 5 years ago, his dream came true. Now he was working for a Germ
43、an high-tech company. As part of his job, he has to travel a lot. As a result, he has been to many cities and counties. And he has met many interesting people. L4 Unit 1-3 vocabulary 牙齿、人体器官 cavity n.腔，洞;蛀牙，龋洞A dental cavity is a hole in the tooth. A cavity is caused by bacteria in the mouth. Brushi
44、ng your teeth frequently and regularly can help prevent cavities. cracked adj.有裂缝的;声音沙哑的;精神失常的v.破裂;崩溃(crack的过去分词);发沙哑声A cracked tooth can be caused by biting down on some hard. Dentists the treat cracked tooth by covering it with a crown(牙冠). crown n.王冠;花冠（有时象征胜利）;王权;（某物的）顶部vt.（尤指通过增添成就、成功等）使圆满;为加冕;
45、使圆满完成;给以荣誉vi.露顶A dental X-ray is a picture of your teeth and gums. An X-ray shows what cant be seen on the surface of teeth and gums. Braces are used by dentists to straighten teeth over a periods of years. Those braces are usually for children. they can also be used for adults with crooked teeth. B
46、race vt.支撑;系紧;准备，预备;振作起来vi.准备好;支持;打起精神n.支持物;铁钳，夹子;语大括号;绷紧（身体部位的）肌肉Straighten vt.& vi.变直，把弄直;整理，整顿;使改正;使好转vi.变好起来crookn.骗子;弯曲;钩;诡计vt.使成钩状;使弯曲vi.弯曲adj.不正当的;骗人的crooked adj.弯曲的;不正当的;歪扭的;用不正当手段得来的To extract tooth means to remove it from the mouth. Dentists have to pull hard to extract tooth. The heart pu
47、mps blood to all parts of bodies through a system of arteries and vein. Its located in the chest, between the lungs and it beats about once per second.Artery n.解剖动脉;干线，要道 toxin n.毒素;毒质The kidneys remove waste and toxins from the blood. They have been shaped and about 10 cm long, and 6 cm wide. The l
48、ungs exchange oxygen from the air with CO2 from the blood. They expand when inhaling air and contract when exhaling air.Inhale vt.& vi.吸气;吸入;非狼吞虎咽Exhale vt.发散出;放出，放射;使蒸发;医渗出vi.呼气;发散;放出The stomach is below the heart and its part of the digest system. It uses acids to digest food before passing it to the small intestine. Small intestine n.小肠The bladder is a balloon-shaped organ that collects urine from the kidneys. In an audit, the bladder can hold about half a liter