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20. In the 1800‘s daguerreotypes were used a greatest deal, especially for portraits.

21. Vervet mons have a well-developed systems vocal communication.

22. The invention of a cotton gin by Eit Whitney in 1793 made cotton yarn more economy than linen
yarn.

23. Scientists has found that the saliva of the octopus contains a substance that functions as a
powerful heart stimulant.

24. The katydid, a type of grasshopper, is actively at night and rests motionless amid foliage during
the day.

25. Soap is used as a lubricant in making tiny wires for electrical appliances such television sets and
telephones.

26. Although the art of sand painting originated with neighboring Pueblo Indians, the Navajo Indians
have refined and richly reinterpreted they symbology and execution.

27. In 1967, Canada‘s year centennial, one and a quarter million people from all over the world visited
Parliament Hill in Ottawa.

28. The General Sherman tree, a giant sequoia in California, has grown to be the world‘s largest plant
at approximate 272 feet tall.

29. Since the turn of the century, the number of Native Americans living in Canada is increased.

30. Eleanor Roosevelt played a leading part in women‘s organizations, and she was active in
encouraging youth movements, in promoting consumer welfare, and to work for civil rights.


1993 年 10 月语法题
1. A fuel is a substance used --- light, heat, or energy.
(A) generating
(B) generates
(C) to generate
(D) it is generating

2. The state of Maine generally has cooler temperatures than ---.
(A) there are most other states
(B) most other state which have
(C) most other states have
(D) having most other states

3. Fruit is one of the most abundant, nutritious, and --- foods a person can eat.
(A) delicious
(B) too delicious
(C) is it delicious
(D) tastes delicious

4. Prescriptions for corrective lenses that are provided by an optometrist are often brought to an
optician who --- the lenses.
(A) grinding
(B) grinds
(C) they grind
(D) are ground

5. Loganberries can be used in jams --- their juice.
(A) and for
(B) while
(C) too

(C) Her best work was Marjorie Rawlings‘
(D) That Marjorie Rawlings‘ best work

11. Jimmy Connors, well-known tennis champion, is supposed --- that he did not want to participate in
all the tournaments once he had reached forty.
(A) has said
(B) he says
(C) saying
(D) to have said

12. The month is not a suitable unit of measure for determining the seasons --- the seasons are a
solar, not a lunar phenomenon.
(A) in order that
(B) while
(C) since
(D) in view of

13. The human skeleton consists of more than two hundred bones --- together by tough and relatively
inelastic connective tissues called ligaments.
(A) are bound
(B) to bind
(C) bind them
(D) bound

14. Not until about 20,000B. C. --- executed.
(A) were known of the oldest paintings
(B) the oldest of known paintings were
(C) the oldest known were paintings
(D) were the oldest known paintings



26. When a corporation needs to raise large amounts of capital, common stock can be issued and sell
in part to outside investors.

27. The development of stratus clouds is extremely common over the cold seawater away the
northwestern United States coast.

28. Contemporary management practice have been influenced by investigations in the behavioral
sciences.

29. The Yukon River, which flows into the Bering Sea, gives its name to a region of Alaska and a
territory of the Canada.

30. Although the United States experienced rapidly growth in the first half of the nineteenth century, it
was still predominately concerned with agriculture and forestry.

31. Porgy and Bess by George Gershwin has called the first truly successful North American opera.

32. Over the past two decades, the popularity of the bicycle as a mean of transportation and
recreation has increased tremendously in the United States.

33. Having resided in New Mexico for many years, painter Georgia O‘Keefe employs such as
Southwestern motifs as bleached bones, rolling hills, and desert blooms.