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

查看原题 点击获取本科目所有试题

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