选择题:9. Itseemsasifthesun( )roundtheearthsinceitrisesin

题目内容:

9. It seems as if the sun( )round the earth since it rises in the east and sets in the west.(本题3.5分)
A、 circles
B、 is circling
C、 has been circling
D、 were circling
参考答案:

MOV A,@R0这条指令中@R0的寻址方式称之为寄存器间址寻址。A、正确B、错误

MOV A,@R0这条指令中@R0的寻址方式称之为寄存器间址寻址。A、正确B、错误

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