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[主观题]
Human facial expressions differ from those of animals in the degree to which they can be _
_____controlled and modified,
A.deliberately
B.detectibly
C.noticeably
D.notably
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)
A.deliberately
B.detectibly
C.noticeably
D.notably
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