—________ you interrupt now？Can't you see I'm on the phone?
—Sorry，sir，but it's urgent.
| A．Can | B．Should |
| C．Must | D．Would |
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—________ you interrupt now？Can't you see I'm on the phone?
—Sorry，sir，but it's urgent.
| A．Can | B．Should |
| C．Must | D．Would |
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