The _________ of that area will severely _________the produce of rice and wheat.
A. whether; effect
B. whether; affect
C. weather; affect
D. weather; effect
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The office ___________had a great deal of _______ information.
A. personal; personnel
B. personal; person
C. personnel; personal
D. person; personnel
The _________ of that university said today that the ____________problem with today’s youth is their lack of moral ___________.
A. principal; principal; principle
B. principle; principal; principal
C. principal; principle; principle
D. principle; principle; principal
Because water is far more ________ than energy. No other resource can replace water, so it is impossible to find an _________ to it.
A. complicating; alteration
B. complicating; alternative
C. complicated; alteration
D. complicated; alternative
总量指标(绝对数)的意义是()
A. 反映事物的总规模
B. 反映事物总水平的增加或减少
C. 必须有计量单位
D. 只能用全面调查得到
E. 没有任何统计误差