问题描述：
How much is the meat?______ is 10 yuan.
选项有：A.They are
B.It is
C.It has
D.They have
实际上我觉得题目中的“is“应该是多余的（这样就选B）,
选项有：A.They are
B.It is
C.It has
D.They have
实际上我觉得题目中的“is“应该是多余的（这样就选B）,
问题解答：
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