8086/8088对软件中断和硬件中断的响应过程时不同的.
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8259A在初始化时,如果不需要,不用写入操作命令字(OCW).
A. 对
B. 错
Listen carefully and choose the consonant you hear.
A. / v/
B. /w/
C. /r/
D. /j/
Listen carefully and choose the word you hear.
A. ear
B. year
C. wear
D. dear
Find out the letter or letter group that can be pronounced as /w/ in English.
A. w
B. wh
C. o
D. u
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