对下列二叉树
进行中序遍历的结果是( )。
A．ACBDFEG
B．ACBDFGE
C．ABDCGEF
D．FCADBEG
参考答案：A
It took Andy two hours ____ his homework yesterday evening and I spent ____ mine. [ ]
A. doing; less time finishing
B. doing; more time to finish
C. to do; more time to finish
D. to do; less time finishing
过热盘管泄漏应该（）。
A.停车检修
B.继续正常生产
C.降负荷生产
D.超负荷生产
进行中序遍历的结果是( )。
进行中序遍历的结果是( )。