It is an illness that can result in total deaf________ left untre_其他解答

It is an illness that can result in total deaf________ left untreated.
(A) after
(B) if
(C) since
(D) unless

人气：102 ℃　时间：2020-06-14 12:02:45

解答

B
意思是：它是一种如果放着不治疗就会导致全聋的疾病.
其他几个选项意思不对.