2. 外语
  3. Science has made great______ during the past 20 years.

Science has made great______ during the past 20 years.

admin2017-04-12  52
问题 Science has made great______ during the past 20 years.
选项 A、advances
B、developments
C、movements
D、increases
答案A
解析 advance n.前进，进展；预支，预付。development n.发展，形成，开发，研制；事态发展，新情况。
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