大陆漂移假说是麦哲伦提出的。[ ]
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-What’s your idea if someone wants to talk to you while you are doing your homework?
-I may get _ because he is too impolite. [ ]
A. happy
B. sad
C. surprised
D. annoyed
为了正确分析判断经济社会发展的国内、国际环境,反映国内外市场需求和趋势,制定科学的规划,必须做好( )工作。
A.信息与评估
B.信息与预测
C.评估和预测
D.调查和评估