“Have you seen new bike? I put it here just now.” “Is it white one? A boy has ridden it

问题补充：

“Have you seen new bike? I put it here just now.” “Is it white one? A boy has ridden it away.”

A. a; a

B. a; the

C. the; the

D. the; a

答案：

(答案→)A. a; a

B. a; the

C. the; the

D. the; a

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