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关于预备党员的预备期，下列说法正确的是( )

A.预备党员的预备期为半年
B.预备党员的预备期为1年
C.预备党员的预备期，从支部党员大会通过其为预备党员之日算起
D.预备党员的预备期，从上级党委批准其为预备党员之日算起

【参考答案】

B,C

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