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[单选题]A.B.C.D.都不对
[单选题]A.B.C.D.
[单选题]A.0.4B.0.6C.0.5D.0.3
[单选题]A.0B.C.D.E.1
[单选题]A.条件(1)充分,但条件(2)不充分B.条件(2)充分,但条件(1)不充分C.条件(1)和条件(2)单独都不充分,但条件(1)和条件(2)联合起来充
[单选题]A.x≠1B.x≠-1C.x≠0D.x>-1E.x>1