The island's rate of deafness is times greater than that of the rest of the United States？
A. seventy
B. seventeen
C. twenty-five
D. Thirty
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The author concludes the passage by pointing out that
A. there is no such a thing as humane war.
B. a total war is the cruelest thing in human history.
C. a war does no good either to the winner or to the loser.
D. it is impossible to wage a total war today.
When Alexander Graham Bell went to the island, he hoped to
A. establish his laboratory.
B. have a vacation.
C. visit members of his family.
D. study deafness among the families.
What is the plan of the Smithsonian Institution？
A. To build an International Museum of African American History and Culture.
B. To build a National Mall of African American History and Culture.
C. To build a National Monument of African American History and Culture.
D. To build a National Museum of African American History and Culture.
According to the conversation, DME won't be on the market soon because
A. it's expensive to manufacture.
B. it hasn't been adequately tested.
C. it damages car engines.
D. it's dangerous to transport.
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