_______250,000 species of fossils have been discovered in both organized, scientific searches and by sheer accident.
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_______ tilted toward the sun, the more heat it receives and the hotter it is.
Laser discs provide images of _______ than those of either television signals or video tapes.
The old man and the Sea, a novel about an old fisherman's harrowing adventure catching a huge fish, is one of Ernest Hemingway's_______ book.
The man bought_______ books that he needed assistance to carry them.
Although both are mammals, the early stages of development on the part f placentals fifer from _______ of marsupials.
The curriculum at the public school is as good_____ of any private school.
The waves on the beach on the west coast of Florida are not as high_______ those on the east coast.