Questions 1 - 15
1. Dairy farming is ...... leading agricultural activity in the United States.
2. Although thunder and lightning are produced at the same time, light waves travel faster ......, so we see the lightning before we hear the thunder.
(A) than sound waves do
(B) than sound waves are
(C) do sound waves
(D) sound waves
3. Beef cattle ...... of all livestock animal for economic growth in certain geographic regions.
(A) the most are important
(B) are the most important
(C) the most important are
(D) that are the most important
4. The discovery of the halftone process in photography in 1881 made it ...... photographs in books and newspapers.
(A) the possible reproduction
(B) possible to reproduce
(C) the possibility of reproducing chemically
(D) possibly reproduced
5. Flag Day is a legal holiday only in the state of Pennsylvannia, ...... Betsy Ross sewed the fIrst American flag.
6. ...... vastness of the Grand Canyon, it is difficult to capture it in a single photograph.
(A) While the
(C) For the
(D) Because of the
7. Speciation, ......, results when an animal population becomes isolated by some factor, usually geographic.
(A) form biological species
(B) biological species are formed
(C) which forming biological species
(D) the formation of biological species
8. In its pure state antimony has no important uses, but ...... with other substances, it is an extremely useful metal.
(A) when combined physically or chemically
(B) combined when physically or chemically
(C) the physical and chemical combination
(D) it is combined physically and chemically
9. The dawn redwood appears ...... some 100 million years ago in northern forests around the world.
(A) was flourished
(B) having to flourish
(C) to have flourished
(D) have flourished
10. Beginning in the Middle Ages, composers of Western music used a system of notating their compositions ...... be performed by musicians.
(C) and when to
(D) so they could
11. Civil Rights are the freedoms and rights ...... as a member of a community, state, or nation.
(A) may have a person
(B) may have a person who
(C) a person may have
(D) and a person may have
12. Richard Wright enjoyed success and influence ...... among Black American writers of his era.
(A) were unparalleled
(B) are unparalleled
(D) the unparalleled
13. ...... of large mammals once dominated the North American prairies: the bison and pronghorn antelope.
(A) There are two species
(B) With two species
(C) Two species are
(D) Two species
14. Franklin D. Roosevelt was ...... the great force of radio and the opportunity it provided for taking government policies directly to the people.
(A) as the first President he understood fully
(B) the first President that, to fully understand
(C) the first President fully understood
(D) the first President to understand fully
15. During the late 15th century, ...... of the native communities in America had professions in arts and crafts.
(A) only a few
(B) a few but
(C) few, but only
(D) a few only
16. The firstly naval battle of the Revolutionary War was fought off the coast of Maine in June l775.
17. The public ceremonies of the Plains Indians are lesser elaborate than those of the Navajo in the Southwest.
18. In some species of fish, such the three-spined stickleback, the male, not the female, performs the task of caring for the young.
19. When she retires in September 1989, tennis champion Christine Evert was the most famous woman athlete in the United States.
20. The ancient Romans used vessels equipped with sails and banks of oars to transporting their armies.
21. Dinosaurs were traditionally classified as cold-blooded reptiles, but recent evidence based on eating habits and skeletal structural suggests some might have been warm-blooded.
22. Since the Great Depression of the 1930's, social programmes such as Social Security have been built into the economy to help avert severity business declines.
23. In the 1970's, consumer activities succeeded in promoting laws that set safety standards for cars, children's clothing, and a widely range of household products.
24. Zoos in New Orleans, San Diego, Detroit, and the Bronx have become biological parks where animals roams free and people watch from across a moat.
25. In human beings, as in other mammal, hairs around the eyes and ears and in the nose, prevent dust, insects, and other matter from entering these organs.
26. The Rocky Mountains were explored by fur traders during the early 1800's, in a decades preceding the US Civil War.
27. The works of author Herman Melville are literary creations of a high order, blending fact, fiction, adventure, and subtle symbolic.
28. Each chemical element is characterised to the number of protons that an atom of that element contains, called its atomic number.
29. The body structure that developed in birds over millions of years is well designed for flight, being both lightly in weight and remarkably strong.
30. From 1905 to 1920, American novelist Edith Wharton was at the height of her writing, career, publishing of her three most famous novels.
31. In the early twentieth century, there was considerable interesting among sociologists in the fact that the family was losing its traditional roles.
32. Although pure diamond is colourless and transparent, when contaminated with other material it may appear in various colours ranging from pastels to opaque black.
33. Comparative anatomy is concerned to the structural differences among animal forms.
34. A seismograph records oscillation of the ground caused by seismic waves, vibrations that travel from its point of origin through the Earth or along its surface.
35. Electric lamps came into widespread use during the early 1900's and have replaced other type of fat, gas, or oil lamps for almost every purpose.
36. Located in Canada, the Columbia Icefield covers area of 120 square miles and is 3,300 feet thick in some places.
37. Composer Richard Rodgers and lyricist Oscar Harnmerstein brought to the musical Oklahoma! extensive musical and theatrical backgrounds as well as familiar with the traditional forms of operetta and musical comedy.
38. Because of its vast tracts of virtually uninhabited northern forest, Canada has one of the lowest population density in the world.
39. Rice, which it still forms the staple diet of much of the world's population, grows best in hot, wet lands.
40. Government money appropriated for art in the 1930's made possible hundreds of murals and statues still admiration in small towns all over the United States.