True: A Probability of Zero means impossible., A Probability of One means certain., A Probability of 0.5 means an even chance., A Probability of 0.1 means unlikely., A Probability of 0.8 means likely., False: A Probability of One is impossible. , A Probability of Zero is certain., A Probability of 0.5 is impossible., A Probability of 0.9 is unlikely., A Probability of 0.2 is likely.,

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恢復自動保存: ?