17 The oxygen in the air we breathe has no tasted, smell, or color.
£ £ £ £ £ £ £ £ £ £ £ £ £  _____£ £ £ _____£ £ £ £ £ £  _____£ £ £ £ £  ______
£ £ £ £ £ £ £ £ £ £ £ £ £ £ £  A£ £ £ £ £ £ £ B£ £ £ £ £ £ £ £ £ £ C£ £ £ £ £ £ £ £ £  D
18 In 1977 Kathleen Battle was hired by the New York metropolitan Opera, where her became
£ £  __£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £  _______£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £  ___
£ £ £ A£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £  B£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £  C
the star soprano.
__
D

19 The aardvark is a mammal that burrows into the ground to catches ants and termites.
£ £  ___£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £  ___£ £ £ £ £ £ £ £ £ £ ________£ £  ______
£ £ £  A£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ B£ £ £ £ £ £ £ £ £ £ £ £ £ £ C£ £ £ £ £ £ £ £  D

20 Because of the availability of trucks and easy access to modern highways, the locate of farms
£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ ____
£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £  A
has become relatively unimportant with respect to their distance from markets.
£ £ £ £ £ £ £ £ £  _______£ £ £ £ £ £ £ £ £ £ £ £ £ ________£ £ £ £ £ £ £ £ £ £  ____
£ £ £ £ £ £ £ £ £ £ £ £  B£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £  C£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ D

21 The homes created by the legendary architect Frank Lloyd Wright are still viewed as£ £ £ £ £ £ £ £ £ £ £ £ ________£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ _____£ £ £ £ £ £ £ £ £ 
£ £ £ £ £ £ £ £ £ £ £ £ £ £  A£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £  B£ £ £ £ £ £ £ £ £ £ £ £ 
uniquely, innovative, and valuable.
______£ £ £ £ £ £ £ £ £ ___
£ £  C£ £ £ £ £ £ £ £ £ £ £ £  D

22 Geologists find it useful to identification fossils in a rock sample because certain assemblages£ £ £ £ £ £ £ £ £ £ £ £ £ £  _£ £ £ £ £  ___________£ £ £ £ £ £ £ £  _________£ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ £ 
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of species are characteristic of specific geologic time periods.
£ £ £ £ £ £ £ £ £ £  __________
£ £ £ £ £ £ £ £ £ £ £ £ £ £  D

23 Many poets enhance their work by creating a contrast among realism and symbolism in a
£ £ £ ____£ £ £ £ £ £ £ £ £ £ £ £ _______£ £ £  ______£ £ £ £ £ £ £ £  _____£ £ £ £ 
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given poem.

24 Most countries depend to few extent on cereal imports to augment their own crops.