When I was doing shopping in the market the other day I an old friend of mine who I had

问题补充：

When I was doing shopping in the market the other day, I an old friend of mine, who I hadn’t met for twenty years.

A. came up

B. came over

C. came across

D. came about

答案：

A. came up

B. came over

(答案→)C. came across

D. came about

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