This is a very interesting book．I’ll buy it ．A. how much may it costB. it may costC. howev

问题补充：

This is a very interesting book．I’ll buy it，．

A. how much may it cost

B. it may cost

C. however much it may cost

D. how may it cost

答案：

A. how much may it cost

B. it may cost

(答案→)C. however much it may cost

D. how may it cost

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