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1、A What is the sky? Where is it? How high is it? What lies above? They are difficult to answer, arent they? Is the sky blue? The sky has no color. Is the sky full of air? We know that there is air around the world. When planes fly, they need air to lift their wings. Planes cannot fly very high becaus
2、e when they go higher, the air gets thinner. If we go far enough from the earth, we find there is no air. Perhaps we can answer some of our questions now. What is the sky? Nothing. Where is it? It is all around the world. The sky is space (空間). In this space there is nothing but the sun, the moon an
3、d all the stars. ( )1.What is the sky? A.It is the clouds. B. It is the whole world. C. It is space D. It is air. ( )2.The sky _. A. is blue. B. has no colour. C. is colourful D. is different colour at the different time of the day ( )3.Planes cannot fly very high because _. A. there will be less an
4、d less air to lift their wings B. the flying machine is not good enough C. the pilot will be afraid if he flies too high D. there will not be enough air for the pilot to breathe ( )4.In the sky there _. A. is nothing B. is air everywhere C. is the earth D. is the sun , the moon and all the stars ( )
5、5.The Chinese for the underlined word “wing” is _. A. 機身 B. 機翼 C. 機頭 D. 機尾 答案:CBADB B Mr. Johns went into his tea shop again one morning, and sat on one of the seats at the counter (柜臺). Many other people also came in, but most of them did not stay long. After fifteen minutes, a young man and a youn
6、g woman came in. There were only two empty seats at the counter; one on Mr. Johns left, and the other on his right. The young man sat on one, and the young woman on the other, but Mr. Johns immediately (立刻) asked to change places with him so that the man and the woman could be together. “Oh, that is
7、nt necessary(需要),” the young woman said. But Mr. Johns insisted (堅持). When the young man and the young woman were sitting side by side, the young man said to her, “well, this kind old man wanted us to sit together, so may I introduce(介紹) myself? My names jack. What s yours?” ( )1. One morning Mr. Jo
8、hns came into the tea shop and_ A. sat close to the counter B. found no seat for him to sit on because many people came also C. seemed to stay longer than all the other people D. gave his seat to the young man and the young women ( )2. After the young man and the young woman came in _ A. Mr. Johns t
9、hought they came too early B. Mr. Johns thought they were friends or husband and wife C. The young man asked Mr. Johns to change places D. they wanted to be together ( )3. When the young woman said, “that isnt necessary.” Mr. Johns_ A. didnt understand her B. knew well what she meant C. was afraid n
10、ot to change places with her D. decided to stay a little longer ( )4. _before Mr. Johns met them in the tea shop. A. The young man got to know the young woman outside B. The young man and the young woman didnt know each other C. was afraid not to change places with her D. decided to stay a little lo
11、nger ( )5. Which of the sentences is true? A. Mr. Johns came to this tea shop for the first time B. Most of the people didnt leave the shop until it was closed C. There were no other empty seats at the counter except the two beside Mr. Johns D. it seemed that the young woman wanted to change places
12、with Mr. Johns. 答案:ABABC C Mexico(墨西哥)s neighbours are the United States to the north and Guatemala and Belize to the south. Mexico is about one quarter of the size of the United States. Mexico has more than ninety million people. The language of Mexico is Spanish. This makes Mexico the worlds largest Spanish-speaking country. Mexico City is the capital and largest city of Mexico. The city is also very high. It is 7349 feet high (2240 metres). This makes it one of the highest capital cities in the world. The population, of Mexico City grows bigger every day. About t
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