◎ 题干
— It's 9 o'clock. I'm afraid I have to leave, ______ I'll be late for the plane. 
— Have a nice trip.
[     ]

A. or
B. so
C. and
D. but

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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—It's 9 o'clock. I'm afraid I have to leave, ______ I'll be late for the plane.— Have a nice trip. [ ]A. or B. so C. and D. but …”主要考查了你对  【并列连词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。