第25题: [单项选择]{{B}}Conversation 1{{/B}} A. He likes papers. B. He likes examinations. C. He likes his ID card. D. He is happy. 参考答案:A 答案解析:[听力原文]
What is the man’s attitude
对话中男的说:“But I like papers better than examinations.”因此A为正确答案。
第26题: [单项选择]There is a 30 percent probability of rain this afternoon. There is a 10 percent probability of having an umbrella if it rains. What is the chance of it raining and having an umbrella() A. 33%. B. 9%. C. 3%. 参考答案:C 答案解析:
P(A) =0.30. P(B|A)=0.10. P(AB)=(0.30)(0.10)=0.03 or 3%.