Telephone NotesCaller’s name: Peter (1)______Time of the appointment: (2)______,Date: next Wednesday, (3)______Venue: Room (4)______, Mr. Howard’s office 4()
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8255A的端口B的工作方式由方式控制字的______位决定。
导游人员的情操是以______为中心而展开的,对国家,集体,游客、个人的情感倾向。
Mr. Rayburn encourages unconfident beginners to work in a retail company because it can
A. bring them quick money.
B. help them gain experience.
C. help them develop relationships.
FO数据缓冲主要用于协调CPU与外部设备______上的差异。