问题
填空题
投掷红、蓝两颗均匀的骰子,观察出现的点数,至多一颗骰子出现偶数点的概率是_____
答案
其对立事件为都出现奇数点,
投掷红、蓝两颗均匀的骰子,观察出现的点数,至多一颗骰子出现偶数点的概率是_____
其对立事件为都出现奇数点,
用方框中所给单词的正确形式填空。每次限用一次。
小题2:______ more money, he worked late at night. 小题3:---How do you feel about endangered animals ? ---They make me ______. 小题4:I ______believe that he will succeed because he’s worked so hard and made so much progress. 小题5:---Do you like sports ? ---Yes, I’m looking forward to _______London 2012 Olympic Games. |