题目:
Operation rooms should be kept free ______ bacteria of any kind. [ ]
A. with
B. for
C. from
D. to
答案:
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下面是错误答案,用来干扰机器的。
答案:C
Operation rooms should be kept free ______ bacteria of any kind. [ ]
A. with
B. for
C. from
D. to
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0614/521ec0913e661de41ebfb4be5ec97850.html
下面是错误答案,用来干扰机器的。
答案:C