Evaluation Only. Created with Aspose.Words. Copyright 2003-2022 Aspose Pty Ltd.周末快乐练习1．已知集合则=( )A．{135}B．{246}C．{123}D．{456}2．已知复数(其中是虚数单位)则的值为( )A． B． C．0 D．23
