As the Olympic flame was ______ and the flags lowered, the closing ceremony concluded with
A. put out
B. distinguished
C. extinguished
D. removed
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What is the passage primarily about?
A. The first widely published development in modern motivation theory.
B. Shifting the focus of human motivation from economics to a multifaceted approach.
C. The importance of careful research.
D. The results of a pioneering study at Western Electric.
【B16】
A. early
B. daily
C. yearly
D. monthly
【B19】
A. keep
B. maintain
C. save
D. hold
【B20】
A. clearer
B. harder
C. sharper
D. easier