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單項(xiàng)選擇題

If the patient vomits during mouth-to mouth resuscitation,the rescuer should FIRST().

A.ignore it and continue mouth-to-mouth ventilation
B.pause for a moment until the patient appears quiet again,then resume ventilation mouth-to-mouth
C.switch to mouth-to-nose ventilation
D.turn the patient's body to the side,sweep out the mouth and resume mouth-to-mouth ventilation

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