问题 更新时间2023/4/3 12:59:00 24[单选题,1.3分] He said he would go to the dress rehearsal, ______ he was not too busy.A.providedB.unlessC.ifD.because 答案 登录 注册 参考答案:A 出自:联大 >> 河南大学-本科英语