搜题

问题更新时间2023/4/3 12:59:00

21. 循环移位指令RR只能对下列哪个寄存器中的数据进行直接操作 ( )(本题2.0分)
A. DPTR
B. A
C. B
D. PC

答案

答案: B

出自： >>

王老师:19139051760(拨打)

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第1题

21. Don’t be discouraged. You’ll _____ all this before long. ( )(本题2.0分) A. get on with B. be fit for C. get use

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第2题

20. The mother tried to sing the baby to sleep, and her soft _____ soon took effect. ( )(本题2.0分) A. noise B. shou

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第3题

19. The fans were very excited______ David Beckham came to the show.( )(本题2.0分) A. so B. because C. but D. and

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第4题

18. I think____ important to learn English well.( )(本题2.0分) A. this B. that C. it D. you are

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