Đề ngữ pháp Toefl itp 1994-05

1._____ limit to the extent which human beings may benefit from their own inventive genius.

2,The light from a laser differs _____ produced by other sources, such as electric bulbs, fluorescent lamps, and the sun.

3.In addition to pleasure, _____ excitement, challenge, and relaxation.

4.Not only can walking fish live out of water, _____ they can also travel short distances over land.

5._____ Eijah McCoy’s invention of the lubricating cup in the early 1870’s, machinery had to be stopped in order to be lubricated.

6.As Mercury moves in its solar orbit, _____ its axis, an imaginary line that runs through its center.

7.The Hawthrone studies, _____ the monotonous working conditions of factory personnel, were a major contribution to industrial psychology.

8. In 1914 a bronze tablet _____ Harriet Tubman was placed at the entrance of the Cayuga Country Courthouse in Aubum, New York.

9.It is unlikely that a nation would choose war if its goals _____ peacefully.

10.Their keen senses of hearing and smell have made some types of dogs _____ in hunting and tracking and as security guards.

11.Used only for wall surfaces that are exposed to view or require a decorative effect, _____.

12._____ were first used in electrical power production, it was necessary to add super-heaters, because turbines work best with high-pressure steam.

13.Sherwood Anderson’s novel windy McPlerson’s Son, _____, first appeared in 1916.

14.The redhead duck builds a deep nest of reeds _____ up to a dozen egg are laid.

15.The dominant philosophy of the Age of Enlightenment _____ in the universe in terms of forces that could be detected by the human senses.

16.American sign language has its own distinct grammatical structure, which must be mastered in the same way as that of another languages.

17.Alasks is the larger and most sparsely populated state of the United States.

18.Fossil remains indicate that squidlike creatures called betemnites swam in the sea who covered the North American continent 70 million years ago.

19.In 1991 singer Kathleen Battle is receiving the annual American Black Achievement Award for excellence in vocal performance.

20.Scientists do not know why did dinosaurs became extinct, but some theories postulate that changes in geography, climate, and sea levels were responsible.

21.Anthropologists investigate the customs of different groups of people, particularly that in isolated areas.

22.Hydraulic machines lift heavy load, exertion large forces, drive vehicles and machine tools, and control many kinds of motion.

23.Although Shirley Jackson’s fiction often dealt with frightening experiences, she also wrote autobiographical, descriptions humorous of her life in a small Vemork town.

24.When a nucleus is not dividing, it consisting of a nuclear membrane, a nucleolus, and evenly distributed genetic material.

25.Most aquatic animals breathe by means external respiratory organs called gills.

26.It is not known why only four of all the occurring naturally elements in the periodic table are ferromagnetic.

27.Rice has been a basically food for millions of people for hundreds of years.

28.Some linguists believe that the earliest language were no less complex as modern language.

29.The American artistic James Abbort McNeill Whistler promoted the idea of art for art’s sake, insisting that painting had no mission to fulfill.

30.Once a teacher of French and Spanish, the writer Maya Angeiou remaining strongly committed to the goals of foreign language education.

31.Exploitation of the powers of computers depend on one’s ability to load information into them.

32.Animals usually prepare for hibernation by eating large amounts of food to build out stored fat in their bodies.

33.William Jenriings Bryan was a Democratic nominee for the United States presidency third times, but he never won.

34.The domestic architecture of the Western world has responded to a number of cultural, geography and, social needs.

35.People have always fascinated by the parrot’s colorful feathers and its ability to mimic human speech.

36.The American astronomer Gerard Kuiper discovered a satellite of Uranus, found Titan to have an atmosphere, and advanced theoretical of planetary formation.

37.Some metal vary in resilience at different temperatures, becoming very brittle when cold.

38.The fritillaries, one of the largest group of butterflies, are found not only in this country but in many other parts of the world as well.

39.Preceding the United Stated Naval Academy was founded in 1845, sailors were trained at sea.

40.During her lifetime, Margaret Mead was internationally known as an authority on various literate and illiterate culture.