Which description is correct for a private VLAN community port with respect to Layer 2 communications？（）
第1题：
118 A common way by which executives provide the project manager with written authority is through:
A. A common job description for all project managers
B. An appointment letter
C. A project charter
D. All of the above
E. B and C only
第2题：
(b) Briefly describe the way in which a ‘person specification’ differs from a ‘job description’. (3 marks)
第3题：
A、primarily behaviorally-based illness
B、draws more and more attention of parents
C、is more frequently than ADHD
D、needs frequent screening
第4题：
第5题：
A voiceless,velar,stop
B voiced,velar,stop
C voiceless,alveolar,stop
D voiced,alveolar,stop
第6题：
A.what he had seen
B.that he had seen
C.which he had seen
D.he had seen what
第7题：
Which description does not fit an art lesson in a Western country?
A、Children draw the same pictures as that on the blackboard.
B、Each child draws a different picture.
C、Children listen while the teacher lectures.
D、Children watch TV in class.
第8题：
A common way by which executives provide the project manager with written authority is through:
A . A common job description for all project managers
B . An appointment letter
C . A project charter
D . All of the above
E . B and C only
第9题：
第10题：