He has thrown away his old shoes.He’ll have to buy .A. a new oneB. a new pairC. some new

问题补充：

He has thrown away his old shoes.He’ll have to buy .

A. a new one

B. a new pair

C. some new pair

D. a new shoes

答案：

A. a new one

(答案→)B. a new pair

C. some new pair

D. a new shoes

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