问题
单项选择题
若要完成(AX)×7/2运算，则在下列4条指令之后添加( )指令。MOV BX，AXMOV CL，3SAL AX，CL SUB AX，BX ____________
A．ROR AX，1
B．SAL AX，1
C．SAR AX，1
D．DIV AX，2
答案
参考答案：C
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若要完成(AX)×7/2运算，则在下列4条指令之后添加( )指令。MOV BX，AXMOV CL，3SAL AX，CL SUB AX，BX ____________
A．ROR AX，1
B．SAL AX，1
C．SAR AX，1
D．DIV AX，2
参考答案：C
| 看图，选出合适的词，完成对话或短文。 |
(skiing, snowy, clothes, skating, long, I'd, going, go on an outing, Would, join) |
| 1. Winter starts in December. The days are short and the nights are . It is cold and . People put on warm . We often go and . |  |
| 2. A: What are you to do this afternoon? B: I'm going to with my friends. you like to us? A: Yes, love to. |  |