网址：http://m.1010jiajiao.com/timu3_id_3189576[举报]
The wound is not hard to cure, but if________ , it can be deadly.
A. untreat B. untreating C. untreated D. being treated
The wound is not hard to cure, but if ________, it can be deadly.
A．untreat B．untreating C．untreated D．being untreated