David Singer, my friend's father,______raised and educated in New York, lived and lectured
A. who
B. if
C. while
D. though
查看答案
What kind of techniques has the author used by taking the example of "a pencil"？
A. Metaphor.
B. Simile.
C. Analogy.
D. Association.
The word that in the passage refers to
A. electricity
B. cost
C. energy
D. people
A．HoweverB．InsteadC．ThereforeD．Besides
A. However
B. Instead
C. Therefore
D. Besides
According to paragraph 6, all of the following are true about the later migrations EXCEPT
A. The Athapascans traveled into the Southwest United States.
B. The Eskimos established homes in the Arctic polar region.
C. The Aleuts migrated in small boats to settle coastal islands.
D. The Yupiks established settlements on the Great Plains.
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