单选题:2010年上海世博会期间,某高校有14名志愿者参加接待工作,若每天排早、中、晚三班,每班4人,每人每天最多值一班,则开幕 题目分类:数学(文科) 题目类型:单选题 查看权限:VIP 题目内容: 2010年上海世博会期间,某高校有14名志愿者参加接待工作,若每天排早、中、晚三班,每班4人,每人每天最多值一班,则开幕式当天不同的排班种数为( ) 参考答案: 答案解析:
If you find this item too difficult to ___________, it is ad If you find this item too difficult to ___________, it is advisable to leave as 分类:数学(文科) 题型:单选题 查看答案
The policeman declared that the blow on the victim's head __ The policeman declared that the blow on the victim's head __________ from behind 分类:数学(文科) 题型:单选题 查看答案