--- Could you tell me what he said just now?--- Sorry I what was going on outside.A. ha

问题补充：

--- Could you tell me what he said just now?

--- Sorry, I what was going on outside.

A. had thought

B. was thinking

C. thought

D. think

答案：

A. had thought

(答案→)B. was thinking

C. thought

D. think

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