I met her she was working only in a small factory.A. The first timeB. For the first time

问题补充：

I met her, she was working only in a small factory.

A. The first time

B. For the first time

C. At the first time

D. At first

答案：

(答案→)A. The first time

B. For the first time

C. At the first time

D. At first

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