【名词&注释】
不存在(there is no)、韧皮部(phloem)、初生木质部(primary xylem)
[单选题]我国某学校，每年有两天不存在∠MON，该校可能位于的省区(简称)是
A. 滇
湘
皖
鄂
查看答案&解析
举一反三：
[单选题]In April, 2009, President Hu inspected the warships in Qingdao, the 60th anniversary of the founding of the PLA Navy.
A. marking
B. marked
C. having marked
D. being marked
[单选题]茎中初生木质部和初生韧皮部相间排列，根中则是相对排列。( )
A. 正确
B. 错误
[单选题]The author presents this passage by .
A. telling an interesting story B．describing an activity in a lively way
B. testing an idea by reasoning
C. introducing a practical method
[单选题]What does the fourth paragraph mainly talk about?
A. The technical skills of a would—be ROM．
B. The practical experience of a would—be ROM．
C. The personal information of a would—be ROM．
D. The necessary requirements for a would—be ROM．
[单选题]The third paragraph is developed mainly by __________.
A. providing different examples
B. following the order of space
C. making comparisons
D. analyzing causes
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