The operation room in every hospital has to ______ bacteria of any kind.
#68453
A
keep free from
B
make it free from
C
be made free from
D
be kept free from
推荐题目
 _____ cold weather, the workers are still working at the working site.
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A
In spite of
B
Instead of
C
Because of
D
As a result of
 His novel has ________ him such a reputation.
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A
earned
B
won
C
obtained
D
acquired
The new book ______ several stories, ______the one about News Corp. phone hacking scandal.
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A
contains; including
B
includes; containing
C
contains; containing
D
includes; including