摘要：35．Proper first aid can save a seriously injured person , especially when he or she is bleeding heavily or . A．has poisoned B．was poisoned C．has been poisoned D．is poisoning
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Proper first aid can save a seriously injured person, especially when he or she is bleeding heavily or _____ .
A. has poisoned B. was poisoned C. has been poisoned D. is poisoning
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Proper first aid can save a seriously injured person, especially when he or she is bleeding heavily or ________．
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A．has poisoned
B．was poisoned
C．has been poisoned
D．is poisoning