题目

________ and angry, the girl had to put up with what the manager had done to her. A.To be disappointed  B.Being disappointed C.Disappointing  D.Disappointed   答案:D  小明参加某网店的“翻牌抽奖”活动.如图,4张牌分别对应价值5,10,15,20(单位:元)的4件奖品.(1)如果随机翻1张牌,求抽中20元奖品的概率;(2)如果随机翻两张牌,且第一次翻过的牌不再参加下次翻牌,求所获奖品总值不低于30元的概率.
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