John opened the door . There he had never seen before.A. a girl did standB. a girl stoodC

问题补充：

John opened the door . There he had never seen before.

A. a girl did stand

B. a girl stood

C. did a girl stand

D. stood a girl

答案：

A. a girl did stand

B. a girl stood

C. did a girl stand

(答案→)D. stood a girl

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