题目内容
I was told that it was a very serious disease. If left _____ properly, the patient might lose his ability to walk
about in just a year or so.
about in just a year or so.
[ ]
A. untreat
B. untreated
C. being untreated
D. to untreat
B. untreated
C. being untreated
D. to untreat
B
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