—Where have you been all day?—I some former classmates and I couldn’t get back until it w

问题补充：

—Where have you been all day?

—I some former classmates and I couldn’t get back until it was dark.

A. have met

B. met

C. would meet

D. had met

答案：

A. have met

(答案→)B. met

C. would meet

D. had met

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