Langston Hughes was noted for his（）
第1题：
You are in a meeting with someone who just ate a slice of garlic bread. Your are distracted by his pungent breath. Which of the following communication barriers describe these distractions?
A Sign Detection
B Sensory Limitations
C Selective Perception
D Varying Alertness of Perception
E None of the above
第2题：
123 _____ is a narrative description of the work to be accomplished or resource to be supplied.
A. Purchase order
B. Level of effort work
C. Scope of work
D. Contract stipulation
E. None of the above
第3题：
A line manager provides you with three estimates for his activity in your PERT network. His estimates are 2 weeks optimistically, 4 weeks most likely, and 12 weeks pessimistically. The expected time which would appear on the chart would be:
A . 4 weeks
B . 5 weeks
C . 6 weeks
D . 7 weeks
E . None of the above.
第4题：
A.no his friends
B.all no his friends
C.none his friends
D.none of his friends
第5题：
5 _____ is a narrative description of the work to be accomplished or resource to be supplied. A. Purchase order
B. Level of effort work
C. Scope of work
D. Contract stipulation
E. None of the above
第6题：
_____ is a narrative description of the work to be accomplished or resource to be supplied.
A Purchase order
B Level of effort work
C Scope of work
D Contract stipulation
E None of the above.
第7题：
124 A line manager provides you with three estimates for his activity in your PERT network. His estimates are 2 weeks optimistically, 4 weeks most likely, and 12 weeks pessimistically. The expected time which would appear on the chart would be:
A. 4 weeks
B. 5 weeks
C. 6 weeks
D. 7 weeks
E. None of the above
第8题：
A quality control manager decides to increase his daily sample size from three to six. The size of the control band will:
A . increase
B . decrease
C . remain unchanged
D . not determinable from given data
E . None of the above.
第9题：
24 A quality control manager decides to increase his daily sample size from three to six. The size of the control band will:
A. increase
B. decrease
C. remain unchanged
D. not determinable from given data
E. None of the above
第10题：
134 Which of the statements regarding benefit-cost analysis in the Special window are true?
A. 1 and 2
B. 2 and 3
C. 1 and 3
D. 1, 2 and 3
E. None of the above