STRUCTURE 12

1. The skin of a rhinoceros _____ more than an inch thick.
A. may be
B. it may be
C. to be it
D. for it to be

2. The first person who _____ in less than four minutes was Roger Bannister.
A. running a mile
B. a mile was run
C. he ran a mile
D. ran a mile

3. A black hole is what _____ at the end of the life of a star.
A. the remnants
B. remains
C. remaining
D. that remains

4. The 19th Amendment to the Constitution, passed in 1920, _____ the right to vote.
A. granted women
B. women granted
C. granting women
D. the grant for women

5. The lenses on near-sighted eyes do not grow thin enough, so _____ distant objects clearly.
A. they cannot see
B. cannot be seen
C. their sight
D. seeing them

6. In 1869, the first railroad _____ the east and west coasts of the United States was completed.
A. it connected
B. was connecting
C. connecting
D. connected

7. Both Copernicus and Galileo _____ that the Sun was~ the center of the solar system.
A. they postulated
B. postulated
C. it was postulated
D. the postulation

8. Poll taxes, which potential voters had to pay before voting in federal elections, _____ in 1964.
A. were outlawed
B. the outlaws
C. to outlaw
D. outlawing
Underline the wrong part of the sentences below
9. The vertebrae of snakes are distinctively in that each vertebra touches its front and back neighbors at five different points.
10. In 1800, Napoleon Bonaparte took back western Louisiana from Spain, and in 1802 they canceled the American right to trade at New Orleans.
11. Little League baseball bats may not to be longer than 33 inches.
12. A complex system of levers in a piano is accessed as each keys are struck.
13. The first electronic computer, the ENIAC, was introduce in 1946.
14. Some adhesives occur in nature or are easy made from plant or animal materials.
15. On the third Monday in February, Americans celebrate the births of both George Washington or Abraham Lincoln.
16. Something that produces a very low temperature when added to gas are borax.
17. In an orchestra, more than half of the musicians plays stringed instruments.
18. The Earth's crust is very thin under the oceans, but its thicker under the continents.
19. A little types of snakes, such as boas and pythons, retain remnants of vestigial limbs.
20. Harriet Beecher Stowe's novel Uncle Tom's Cabin (1852) achieved great success in the North but banning in most of the South.