问题描述：
英语对话填空,.
A:May i help you
B:Yes,please.I______this pen here just now,but it______work now.
A:What‘s the______?
B:I don’t know.would you mind______me a new one?
A:No,not at all.______a new one.
A:May i help you
B:Yes,please.I______this pen here just now,but it______work now.
A:What‘s the______?
B:I don’t know.would you mind______me a new one?
A:No,not at all.______a new one.
问题解答：
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