—Hi, Betty, are you free at present? I have to ask you for a favor．
—_____．With pleasure
| A．Sorry, I am busy | B．Go ahead |
| C．Help yourself | D．Ask, please |
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—Hi, Betty, are you free at present? I have to ask you for a favor．
—_____．With pleasure
| A．Sorry, I am busy | B．Go ahead |
| C．Help yourself | D．Ask, please |
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