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高中物理竞赛_话题1:重心与质心的确定.doc

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1、东方教育世界高一英语阅读理解练习(1) 阅读理解 (共20小题:每小题2分,满分40分)AValencia is in the east part of Spain. It has a port on the sea , two miles away on the coast. It is the capital of a province that is also named Valencia. The city is a market centre for what is produced by the land around the city. Most of the citys mon

2、ey is made from farming. It is also a busy business city, with ships, railways , clothes and machine factories. Valencia has an old part with white buildings , coloured roofs, and narrow streets. The modern part has long, wide streets and new buildings. Valencia is well known for its parks and garde

3、ns. It has many old churches and museums. The university in the centre of the city was built in the 13th century. The city of Valencia has been known since the 2nd century. In the 8th century it was the capital of Spain. There is also an important city in Venezuela (委内瑞拉) named Valencia.1.From the t

4、ext, how many places have the name Valencia?A. oneB. twoC. threeD. four2. What is the main difference between the two parts of Valencia?A. The colour of the buildingB. The length of the streetsC. The age of the buildingsD. The colour of the roofs3. When was Valencia the most important city in Spain?

5、东方教育世界 A.2nd centuryB.8th centuryC.13th centuryD. 20the century4. What is Valencia famous for?A. Its seaportB. Its universityC. Its churches and museumsD. Its parks and gardens5. The main income of the city of Valencia is from its _.A. marketsB. businessC. factoriesD. farmingBPlants are very importa

6、nt living things. Life could not go on if there were no plants. This is because plants can make food from air , water and sunlight. Animals and man cannot make food from air, water and sunlight. Animals get their food by eating plants and other animals. Therefore animals and man need plants in order

7、 to live. This is why we find that there are so many plants around us. If you look carefully at the plants around you , you will find that there are two kinds of plants : flowering plants and non-flowering plants. Flowering plants can make seeds. The seeds are protected by the fruits. Some fruits ha

8、ve one seed , some have two , three or four , and some have many seeds. But a few fruits have no seeds at all. An example of a fruit without seeds is the banana fruit. Most non-flowering plants do not grow from seeds. They grow from spores (胚芽)。 Spores are very small. Some spores are东方教育世界 so small

9、and light that they can float in the air. We may say that spores are quite the same as seeds. When these spores are all on wet and shady places , they usually grow into new plants.6. The main idea of the first paragraph is that _.A. plants are important for lifeB. plants cannot grow without airC. th

10、ere are many plants in the worldD. we can not live without water7. Plants can make food from_.A. flower, water and airB. water, sunlight and airC. air, water and soilD. air, sun and light8. What can we infer(推断) from the passage ?A. Of all living things animals are most importantB. Spores are seedsC

11、. All fruits of flowering plants have seedsD. Without plants, man will die out9. This passage may be taken from_.A. a medicine bookB. a novelC. a science magazine东方教育世界 D. an experiment report10. The underlined word “protected” in the third paragraph can be replaced by _.A. damaged B. polluted C. pr

12、evented D. guardedCMrs. Blake teaches English in a large school in the inner area of a big city on the west of coast. Even since she was a young girl,she has wanted to become a teacher. She has taught eight years now and hasnt changed her mind. After she graduated from high school , she went on to college. Four years later , she received her bachelors degree (B A) in English and her teaching certificate(证书)。 Then she went to teach in the secondary schools of her state. In the summers , Mrs. Blake takes more classes; she hopes to get a masters degree (M A)。 With an MA , she w

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