正确答案: A
正确
题目:植物的次生生长就是产生周皮和次生维管组织的过程。( )
解析:A
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举一反三的答案和解析:
[单选题]It is not immediately clear _______ the financial crisis will soon be over.
whether
[单选题]In April, 2009, President Hu inspected the warships in Qingdao, the 60th anniversary of the founding of the PLA Navy.
marking
[单选题]
open to