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讨论题:根据自己熟悉的区域分析其科技发展水平,并谈谈如何进行技术引进和技术选择。
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反馈参考答案：
举一反三
【简答题】距离丈量是用 误差来衡量其精度的,该误差是用分子为 的分数形式来表示。
【简答题】距离丈量是用 误差来衡量其精度的,该误差是用分子为 的 形式来表示。
【单选题】I recently wrote an autobiography in which I recalled many old memories. One of them was from my school days, when our ninth grade teacher, Miss Raber, would pick out words from Reader's Digest to tes...
A.
one of the many old memories
B.
using simple words to express profound ideas
C.
Reader's Digest and school speeches
D.
how to make effective speeches
【简答题】看图画，完成句子。 The cat is _______ _______ _______. The ball is_______ _______ _______. The book is_______ _______ _______.
【单选题】I briefly recalled for each of them _____ acts performed _____.
A.
special, on my behalf
B.
specific, on my behalf
C.
specifal, for my behalf
D.
specific, for my behalf
【单选题】Which of the following is NOT a type of phytoplankton?
A.
Green algae.
B.
Diatoms.
C.
Blue-green algae.
D.
Amoeba.
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