The Library of Congress acquired the map in______.
A.the early part of the 20th century
B.the middle part of the 20th century
C.the latter part of the 20th century
D.the early part of the 21 st century
第1题
The primary significance of the map is that______.
A.it is very old
B.it was lost for a very long time
C.it was the first map to have named the continent "America"
D.it was drawn by renowned mapmaker Martin Waldseeuller
请帮忙给出正确答案和分析,谢谢!
第2题
According to the text, researchers______.
A.have failed in their efforts to produce supporting data
B.lack experience in the field
C.believe that the new theory can be tested
D.have facial hair
请帮忙给出正确答案和分析,谢谢!
第3题
Why does the article suggest that men have facial hair?
A.In order to attract parasites.
B.In order to attract women.
C.In order to frighten predators.
D.In order to concentrate the parasite population.
请帮忙给出正确答案和分析,谢谢!
第4题
Mole rats are similar to humans in that they______.
A.are virtually hairless
B.live in underground colonies
C.have opposable thumbs
D.are able to kill parasites
请帮忙给出正确答案和分析,谢谢!
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