6. The pitch of a musical instrument is defined ______ the relative highness or lowness of the sound it produces.
(A)for
(B)as
(C)to
(D)in

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統計： A(11), B(85), C(23), D(7), E(0) #589475

詳解 (共 1 筆)

#1402256
define as : 是....的特色;為...的特性
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