题目内容
Apples are usually sold by ______weight, and eggs are sometimes sold by ______ dozen.
A. the; the B. 不填; a C. 不填; the D. the; a
C
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题目内容
Apples are usually sold by ______weight, and eggs are sometimes sold by ______ dozen.
A. the; the B. 不填; a C. 不填; the D. the; a
C