1. Aluminum is the most abundant metal in the crust of the Earth, but the nonmetals oxygen and silicon are more still abundant.

2. Some of the most celebrated publicity stunts while the history of radio were associated with Gracie Allen.

3. The basis concepts of systems engineering have been in use for centuries .

4. Bernese mountain dogs are hardy and loyalty , and they make excellent pets .

5. Canadian scarlet-clad guards and mounties with horseback are part of the summer scene in Ottawa.

6. Statistics show that there are only slightly fewer males than females in the teaching profession, yet it is popularly believed that the vast majority of teacher are women.

7. The Florida town of Seaside is laid out on its 80 acres so no point is more than a 10-or 15 minute walks from another.

8. One of Phillis Wheatley’s earliest verses, composed in her teens , celebrates learning, redemption, and virtue, three principal themes of her work subsequent .

9. John Audubon’s firsthand acquaintance with birds and his impressionistic artistic give his drawings their high value and wide popularity.

10. The cost of preparing and harvesting an acre of field corn is extremely high even though in the best of weather.

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

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

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

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

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

16. The Hopi community of Oraibi in northeastern Arizona is one of the oldest, not if the oldest , continuously occupied settlements north of Mexico.

17. The vascular system consist of the heart , arteries, veins , capillaries, and lymphatics.

18. Each person in the United States consumes an average of 560 pounds of dairy productivity every year.

19. Tariffs are the taxes or customs duties levied against goods that are import from another country .

20. Paper is strong under tension instead crumples easily under the stress of compression.

21. In the 1950’s, aircraft were developed that flew high they could hardly be seen from the ground .

22. The grouper is an ocean fish that lives in warm and temperate seas, most around rocky shores and coral reefs.

23. The density of a substance is calculus by dividing its mass by its volume.

24. Considered one of America’s greatest playwrights, Eugene O’Neill win the Novel Prize for literature in 1936.

25. At the future, banks will be offering an increasingly broad spectrum of financial services.