下列国家中,即是发达国家,人口又超过1亿并位于西半球的是[ ]
A、中国
B、俄罗斯
C、日本
D、美国
答案:D
________ was announced on January 29, the examination was continued at the beginning of the new term.[ ]
A. What
B. As
C. Which
D. That
赫兹伯格的双因素激励理论把与激励有关的因素分成()。
A.低层次因素与高层次因素
B.成就因素、权力因素与亲和因素
C.保健因素与激励因素
D.X因素与Y因素