According to the passage, which part of the earth did scientists focus their attention on
A. West Arctic.
B. East Antarctic.
C. West Antarctic.
D. The Arctic.
查看答案
The word plagiarize in Paragraph 3 can be replaced by______.
A. employ
B. learn
C. appreciate
D. re-patent
Which of the following statements is NOT true？
A. Possessing information used to be a privilege.
B. Public libraries have replaced private libraries.
Communication means more than transmission.
D. Information influences ways of life and thinking.
What problem does the man have？
A. He found the computer center closed early.
B. He has not finished his paper yet.
C. He had to stay up late typing his paper.
D. His computer is not working.
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