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1 1.From 1949 onward, the artist Georgia O' Keeffe made New Mexico. () her permanent residence was () where her permanent residence () permanent residence for her () her permanent residence 2. Just as remote-controlled satellites can be employed to explore outer space, employed to investigate the deep sea. () can be robots () robots can be () can robots () can robots that are 3. In people, the areas of the brain that control speech are located in the left hemisphere. () mostly of () most () almost the () the most of 4. Stars shine because of produced by the nuclear reactions taking place within them. () the amount of light and heat is () which the amount of light and heat () the amount of light and heat that it is () the amount of light and heat 5. is not clear to researchers. () Why dinosaurs having become extinct () Why dinosaurs became extinct () id dinosaurs become extinct () inosaurs became extinct

2 6.lthough many people use the word "milk" to refer cow's milk, to milk from any animal, including human milk and goat's milk. () applying it also () applies also () it also applies () but it also applies 7. The first transatlantic telephone cable system was not established () while () until () on () when 8. no two people think exactly alike, there will always be disagreement, but disagreement should not always be avoided; it can be healthy if handled creatively. () There are () Why () That () ecause 9.rinking water excessive amounts of fluorides may leave a stained or mottled effect on the enamel of teeth. () containing () in which containing () contains () that contain 10. In the 1820's physical education became of the curriculum of Harvard and Yale Universities. () to be part () which was part () was part () part 11. Pewter, for eating and drinking utensils in colonial merica, is about ninety percent tin, which copper or bismuth added for hardness. () was widely used () widely used it () widely used

3 () which widely used 12. moth possesses two pairs of wings as single pair and are covered with dustlike scales. () function () are functioning () that function () but functions 13.Soap operas, a type of television drama series, are so called because at first, they were. () often which soap manufacturers sponsored () sponsored often soap manufacturers () often sponsored by soap manufacturers () soap manufacturers often sponsored them 14.The Woolworth uilding in New York was the highest in merica when in 1943 and was famous for its use of Gothic decorative detail. () built () it built () was built () built it 15.Humans,, interact through communicative behavior by means of signs or symbols used conventionally. () like other animals () how other animals () other animals that () do other animals 16.More and 90 percent of the calcium in the human body is in the skeleton. and than 17. Perhaps the most popular film in movie history, Star Wars was written and direction by George Lucas.

4 direction directed 18. Some animal activities, such as mating, migration, and hibernate, have a yearly cycle. hibernate hibernation 19. Geographers were once concerned largely with exploring areas unknown to them and from describing distinctive features of individual places. from with 20. In his animated films, Walt isney created animals that talk and act like people while retaining its animal traits. its their 21. The first city in the United States that put into effect major plan for the clustering of government buildings was Washington,.. plan plans 22. In a microwave oven, radiation penetrates food and is then absorbed primarily by water molecules, caused heat to spread through the food. caused causing/which cause 23.The cultures early of the genus Homo were generally distinguished by regular use of stone tools and by a hunting and gathering economy. cultures early early cultures

5 24. olphins are sleek and powerful swimmers that found in all seas and unlike porpoises have well defined, beaklike snouts and conical teeth. that found found/that are found 25. The velocity of a river is controlled by the slope, the depth, and the tough of the riverbed. tough toughness 26. The phonograph record was the first successful medium for capturing, preservation and reproducing sound. preservation preservating 27. Generally, the pattern of open space in urban areas has shaped by commercial systems, governmental actions, and cultural traditions. has shaped has been shaped 28. liquid that might be a poor conductor when pure is often used to make solutions that readily transmits electricity. transmits transmit 29.The initial discovery by humans almost 10,000 years ago that they could exploit metallic mineral deposits was an important milestone in the development civilization. development civilization development of civilization 30. In 1989 Tillie Fowler a Republican, became the first member of her party to serving as

6 president of the city council of Jacksonville, Florida. serving serve 31. General anesthesia, which is usually used for major surgery, involves a complete loss of consciousness and a relaxed of the muscles. relaxed relaxation 32. fter first establishment subsistence farms along the tlantic seaboard, European settlers in North merica developed a maritime and shipbuilding industry. establishment establishing 33.The legs of a roadrunner are enough strong that it can run up to 24 kilometers per hour to catch lizards and small rodents. enough strong strong enough 34. For the immune system of a newborn mammal to develop properly, the presence of the thymus gland is essentially. essentially essential 35. Physicians working in the field of public health are mainly concerned with the environmental causes of ill and how to eliminate them. ill illness 36.y 1850, immigration from distance shores, as well as migration from the countryside, had caused New York ity's population to swell.

7 distance distant 37.y identifying similar words or structures in different languages, we find evidence that those languages are related and may be derived from same ancestor. from same from the same 38. stronomers use photography and sighting telescopes to study the motions of all of the bright stars and many of the faint one. one ones 39.In the nineteenth century a number of Native merican tribe, lived a nomadic existence hunting buffalo. tribe tribes such as the omanche, 40. The average elevation of West Virginia is about 1,500 foot above sea level. foot feet