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【单选题】
某机器字长 16 位,主存按字节编址,转移指令采用相对寻址,由两个字节组成,第一字节为操作码字段,第二字节为相对位移量字段。假定取指令时,每取一个字节 PC 自动加 1 。若某转移指令所在主存地址为 2000H ,相对位移量字段的内容为 06H ,则该转移指令成功转转移后的目标地址是 。A.
2006H
B.
2007H
C.
2008H
D.
2009H
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反馈参考答案：
举一反三
【单选题】沙丁胺醇剂量过大引起手指震颤的原因是
A.
激动骨骼肌N 2 受体
B.
激动骨骼肌β 2 受体
C.
激动中枢胆碱受体
D.
阻断骨骼肌β 2 受体
E.
阻断中枢多巴胺受体
【单选题】When you are sleeping, you had better _____ all your windows closed. [ ]
A.
don't keep
B.
not keep
C.
not to keep
D.
don't to keep
【单选题】According to the author, if you want to keep healthy, you had better ______.
A.
make the room dry
B.
keep the food in the refrigerator
C.
wash your hands as much as possible
D.
clean the surfaces with anti-bacterial products
【单选题】You had better keep the medicine () is inaccessible to children.
A.
that
B.
where
C.
where it
D.
in which
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