Trees are one of the oldest plants on the earth. Just like us, trees change a lot  1 they grow. At one to three years old, young trees learn to   2  themselves. For example, many tree grow thorns (刺)to tell animals  3 near. Most young trees have large and deep green leaves to  4  enough sunlight and turn it into their food and energy. When trees are four years old, they are strong enough to  5 the challenge(挑战)in life. At the age of fifteen, they become young adults and grow more   6 . They will have their own flowers and fruit. After the trees are twenty to twenty-five years old, they are called real adults because they reach their  7 . Adults trees give us oxygen and natural beauty. If we  8 them very well, they will live healthily for many years. As time goes on, trees begin older and older and even  9 . At this time, they still have their important places in nature and uses for people.  10 many ways, the life of trees is like our own life experience.

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Do you think that French fries are really French? French fries are called "pommes frites" in France and they are not from France. French fries come from Belgium(比利时) originally. French fries are made of potatoes, and they are cut and fried. The fried potatoes are called French fries because they were fist seen by Americans in Belgium, but they were fried in the French way. The French way is to fry potatoes twice with a small pause in the middle.

During World War I, there were a lot of hungry American soldiers in Northern France and Belgium. They ate French fries in Belgium. After the war was over, the soldiers went back home to America. However, they missed French fries so much that they made French fries at home. That's how French fries were fist introduced to America.

French fries were called Belgian fries once, but the name was finally changed to French fries. Sometimes French fries are just called fries.

French fries are one of the most popular potato foods in America. American fast food restaurants such as McDonald's and Burger King have French fries on their menus. French fries are freshly fried, and usually served with hamburgers.

If you visit any fast food restaurant in America and order a hamburger, you will probably hear "You want fries with that?"Why don't you think about the history of French fries a little while, and say "Yes, please. Thank you."

1.What are French fries made of?

______________________________

2.Where do French fries originally come from?

______________________________

3.Why are the fried potatoes called French fries?

______________________________

4.Who first introduced French fries to America?

______________________________

5.What does the underlined "that" in the last paragraph refer to?

______________________________

1.Among the patients that poor girl was          ( terrible) ill.

2.The old scientist devoted all her time she had to         (develop) the western parts of China.

3.He has decided to have a party for his wife’s _______(forty) birthday.

4.All the students _____________ (divide) into four groups and then they went on hiking with four teachers.

5.An old man was found ___________ (die) in the street yesterday.

6.The police believe these footprints are one of the _____________ (thief).

7.You have no choice but _________(work) hard if you want to enter your ideal school.

8.While my mother     (cook)dinner ,I got home.

9.These comic books _______ are more or less worth reading. (it)

10.The more he thought of it, ________________(excite) he felt.

Stress （压力） is everywhere in our everyday life. Not only men have it, but also women and young people.
The most important reasons of stress are：death, diseases, exams, making money, getting married, moving houses, changing jobs, ending friendships and so on .
How do you know whether you have stress? Could you give your answers to the following questions?

1.Huanan Tigers are one of _____(濒临灭绝的) animals.

2.To my great _____（高兴），I have passed the final examination.

3.What's up? There's such a loud        （噪音） in the room.

4. There is a  __________ (职业) player on their team.

5.People are much________ (富有) than ten years ago.