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【判断题】
水分亏缺可促进作物根系生长,是根冠比增大,根冠比与土壤含水量呈正相关A.
正确
B.
错误
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反馈参考答案：
举一反三
【判断题】短期政府债券能够成为中央银行公开市场操作的工具，主要是因为短期政府债券信用风险小，价格变动的利率弹性小，发行量大，品种多，且是商业银行超额准备的主要资产。()
A.
正确
B.
错误
【单选题】Walt Whitman, whose ___________ established him as the most popular American poet of the 19th century.
A.
Leaves of Grass
B.
Go Down, Moses
C.
The Marble Faun
D.
As I Lay Dying
【简答题】Servlet/JSP必须基于()容器才能提供服务。
【简答题】_______’s "Leaves of Grass" established him as the most popular American poet of the 19th century.
【单选题】_______’s Leaves of Grass established him as the most popular American poet of the 19th century.
A.
Edger Allen Poe
B.
James Russel Lowell
C.
John Greenleaf Whitter
D.
Walt Whitman
【简答题】Where was the main entrance? It was ______________________________.
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