题目内容
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| 2 |
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A.
| B.
| C.
|
A、
×8=
×12,不是比例式;
B、
:
=8:12,
×12≠
×8,不能组成比例;
C、
:12=
:8,
×8=
×12,能组成比例;
故选:C.
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B、
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C、
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故选:C.
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