将下列句子重新排序，组成一段通顺的对话。将序号写在下面的横线上，B、E已给出。(每空1分，共5分)
A. I’ll study hard, Mum. But can I watch one more show, then go to bed?
B. It’s time for bed, Jim.
C. Oh, I forgot the exams.
D. But I don’t want to sleep, Mum. Can I watch more TV?
E. No, now is bedtime.
F. No, it’s 11 o’clock. You have exams tomorrow.
G. You should study hard, Jim. You are not good at all the subjects.
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