某数值编码为FFH,若它所表示的真值为-127,则它是用 (1) 表示的;若它所表示的真值为-1,则它是用 (2) 表示的。 (1)处填()。
A. 原码
B. 反码
C. 补码
D. 移码
How long will the man be away from home
A. 10 days.
B. 16 days.
C. A couple of days.
第一节 听下面5段对话。每段对话后有一个小题,从题中所给的A、B、C三个选项中选出最佳选项,并标在试卷的相应位置。听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。 Who are they going to ask about the question
A. Their teacher.
B. Their father.
C. Mr. Green.
Whom is he going with for the holiday
A. His family.
B. Miss Emily.
C. His family and the woman.