一、Harry's Trips 1
Harry is an American businessman.
His job requires him to do a lot of traveling.
He takes 9 or 10 trips a year.
In the past six months he has made 5 trips.
Three were to Asia and two were to Europe.
The purpose of these trips is to attend meetings and make presentations.
Harry loves to travel, and he's traveled to many countries.
Most of his trips are for one or two weeks.
His first international trip was 15 years ago when he was 20 years old.
He really wanted to see Asia, so he and a friend flew to Tokyo, Japan.
From Tokyo, they traveled around Japan for two weeks.
The people they met were very nice, but most of them didn't speak English.
Harry tried to speak a little Japanese, but it was difficult.
He didn't do very well.
When he spoke to people, most of them just looked at him.
They didn't understand what he was trying to say.
From Japan, they went to Korea for a week, and then they went to China.
In China, they visited the Great Wall, near Beijing.
They stayed in Beijing for a few days, and then boarded a train for Shanghai.
It was an overnight train with sleeping cars.
During the journey, they enjoyed looking out the window at the countryside.
The view from the train was wonderful.
Harry will never forget watching 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, they met a Chinese professor who spoke English.
He was a middle-aged 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 the US and went back to school.
They had one more year to finish their studies.
二、Harry's Trips 2
Harry‘s next few trips were to different parts of the world.
He went to Europe twice, each time to different countries.
On one trip, he traveled through the UK and France.
On the next trip, he went to Italy and Greece.
After Europe, he traveled 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 all this travel, Harry decided to make travel part of his career.
He didn't want to work only in the US.
He didn't want to work only with Americans.
He wanted to experience other countries and other cultures.
His dream was to work for an international company.
Five years ago his dream came true.
Now he's working for a German hi-tech company.
As part of his job, he has to travel a lot.
As a result, he has been to many cities and countries.
And he has met many interesting people.
三、Dental Problems
生词：
dental
英 [ˈdentl] 美 [ˈdentl]
adj.牙齿的;牙科的;齿音的
n.齿音
cavity
英 [ˈkævəti] 美 [ˈkævəti]
n.洞;孔;窟窿;腔;(龋齿的)洞
bacteria
英 [bækˈtɪəriə] 美 [bækˈtɪriə]
n.细菌
crack
英 [kræk] 美 [kræk]
v.破裂;裂开;断裂;砸开;破开;砸碎;打碎;重击;猛击
n.裂纹;裂缝;缝隙;狭缝;窄缝;(突然的)爆裂声，噼啪声
adj.训练有素的;技艺高超的;优秀的;一流的
crown
英 [kraʊn] 美 [kraʊn]
n.王冠;皇冠;冕;王国政府;王国;王位;王权
v.为…加冕;形成…顶部;给…加顶;(尤指通过增添成就、成功等)使圆满，使完美
gum
英 [ɡʌm] 美 [ɡʌm]
n.牙龈;齿龈;牙床;树胶;树脂;黏胶，胶质物(用以粘轻东西，如纸等)
v.在…上涂胶;用黏胶粘
brace
英 [breɪs] 美 [breɪs]
n.箍子;夹子;支架;(儿童)牙箍;吊裤带;背带
v.(为困难或坏事)使作准备;使防备;使(身体或身体部位)顶住，抵住( 以免跌倒等);(做费劲的事之前)绷紧(身体部位)的肌肉
crooked
英 [krʊkt , ˈkrʊkɪd] 美 [krʊkt , ˈkrʊkɪd]
adj.不直的;弯曲的;扭曲的;不诚实的;欺诈的;生(某人的)气
v.(手指或手臂)弯曲
extract
英 [ˈekstrækt , ɪkˈstrækt] 美 [ˈekstrækt , ɪkˈstrækt]
n.摘录;选录;选曲;节录;提取物;浓缩物;精;汁
v.提取;提炼;索取，设法得到(对方不愿提供的信息、钱财等);选取;摘录;选录
A dental cavity is a hole in the tooth.
A cavity is caused by bacteria in the mouth.
Brushing your teeth frequently and regularly can help prevent cavities.
A cracked tooth can be caused by biting down on something hard.
Dentists treat a cracked tooth by covering it with a crown.
A dental X-ray is a picture of your teeth and gums.
An x-ray shows what can't be seen on the surface of the teeth and gums.
Braces are used by dentists to straighten teeth over a period of years.
Though braces are usually for children, they can also be used for adults with crooked teeth.
To extract a tooth, means to remove it from the mouth.
Dentists have to pull hard to extract a tooth.
Dentists often inject something into the gum to block the pain during the extraction process.
四、Internal Organs
生词：
artery
英 [ˈɑːtəri] 美 [ˈɑːrtəri]
n.动脉;干线(指主要公路、河流、铁路线等)
vein
英 [veɪn] 美 [veɪn]
n.静脉;叶脉;翅脉;纹理;纹路;条纹
chest
英 [tʃest] 美 [tʃest]
n.胸部;胸膛;有…胸的;胸部…的;(常为木制的)大箱子
lung
英 [lʌŋ] 美 [lʌŋ]
n.肺
kidney
英 [ˈkɪdni] 美 [ˈkɪdni]
n.肾;肾脏;(食用的)动物腰子
toxin
英 [ˈtɒksɪn] 美 [ˈtɑːksɪn]
n.毒素(尤指生物体自然产生的毒物)
inhale
英 [ɪnˈheɪl] 美 [ɪnˈheɪl]
v.吸入;吸气
exhale
英 [eksˈheɪl] 美 [eksˈheɪl]
v.呼出，吐出(肺中的空气、烟等);呼气
contract
英 [ˈkɒntrækt , kənˈtrækt] 美 [ˈkɑːntrækt , kənˈtrækt]
n.合同;合约;契约;(雇用杀人的)协议
v.(使)收缩，缩小;感染(疾病);得(病);与…订立合同(或契约)
acid
英 [ˈæsɪd] 美 [ˈæsɪd]
n.酸
adj.酸的;酸性的;酸味的;尖刻的;尖酸的
intestine
英 [ɪnˈtestɪn] 美 [ɪnˈtestɪn]
n.肠
bladder
英 [ˈblædə(r)] 美 [ˈblædər]
n.膀胱;皮囊，气囊(如球胆)
urine
英 [ˈjʊərɪn] 美 [ˈjʊrɪn]
n.尿;小便
liter
英 [ˈliːtə(r)] 美 [ˈliːtər]
n.（计量）公升（容量单位）
The heart pumps blood to all parts of the body through a system of arteries and veins.
It's located in the chest, between the lungs, and beats about once per second.
The kidneys remove waste and toxins from the blood.
They are bean shaped organs, and are about 10 centimeters long and 6 centimeters wide.
The lungs exchange oxygen from the air with carbon dioxide from the blood.
They expand when inhaling air and contract when exhaling air.
The stomach is below the heart and it's a part of the digestive system.
It uses acids to digest food, before passing it to the small intestine.
The bladder is a balloon shaped organ that collects urine from the kidneys.
In an adult, the bladder can hold about half a liter of urine.
五、Police Traffic Stop
Good evening, sir.
You were driving too fast.
Really? was I?
Yes, you were going well above the speed limit.
I'm sorry, officer.
OK, I need to see your driver's license.
Here is my driver's license.
He was going well above the speed limit.
He has given his driver’s license to the police officer.
Your license has expired.
Are you aware of that?
No, sir. that's a surprise.
I didn't know.
It expired more than a year ago.
He probably knows that his license has expired, so he’s lying.
Is this your car?
No, sir. It's a friend's.
I'm borrowing it for the night.
He probably isn’t telling the truth.
Get out of the car and put your hands behind your back.
Why, officer? What have I done?
Just do as I say.
OK, officer. I'm cooperating.
Please don't push me.
To cooperate means to do as asked.
Get your hands behind your back.
OK, OK.
I'm not asking you.
I'm ordering you.
Please. officer.
I haven't done anything wrong.
Stay still and don't say anything.
This is a stolen car. are you aware of that?
Are you going to arrest me?
What do you think?
That's what we do with car thieves.
