If you find a poisoned person who has stopped breathing, clear the airway and try to get him ________．Next, ________ an ambulance at once．

A.breathe; call for

B.breathing; call on

C.breathe; call up

D.to breathe; call for

答案及解析： D

解析：

get sb．doing/to do使某人做某事；

call for叫(车)；

call on拜访；

call up给……打电话。