【名词&注释】
森林土壤(forest soil)、渗透性(permeability)、中国革命(chinese revolution)、失败率(failure rate)、细菌学(bacteriology)、非地带性(non-zonality)、无产阶级(proletariat)、领导权(leadership)、旧民主主义革命(old democratic revolution)、垂直地带性(vertical zonality)
[单选题]我国东部森林土壤从北到南呈现有规律的变化，这是土壤分布的( )
A. 纬度地带性
B. 经度地带性
C. 垂直地带性(vertical zonality)
D. 非地带性
查看答案&解析
举一反三：
[单选题]中国革命的中心问题是( )
A. 无产阶级(proletariat)的领导权(leadership)
B. 农民问题
C. 革命对象
D. 革命动力
[单选题]
A. 分泌性腹泻B．渗出性腹泻
B. 吸收不良性腹泻
C. 动力性腹泻
D. 渗透性腹泻
E. 下述疾病分别属于何种腹泻
F. 1.霍乱( )
G. 2.细菌学痢疾( )
[单选题]Strayer discourages drivers from talking about business on cell phones while driving because_________．
A. they tend to forget the details of a conversation
B. both the driver and his agent happen to be driving
C. it might not be good for the driver's memory
D. the other passengers would overhear the conversation
[单选题]Children of divorce who marry ______.
A. have their marriages fail as often as others
B. stay married two times as long
C. are two times as likely to have their marriage fail
D. are usually happy
[单选题]单元顶极学说中的“顶极”是指（ ）
A. 气候顶极
B. 偏途顶极
C. 地形顶极
D. 土壤顶极
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