( ) You are supposed while down the street. A. to eat ; walking B. to eat ; walk ——青夏教育精英家教网—

摘要：( ) You are supposed while down the street. A. to eat ; walking B. to eat ; walk C. to eat ; to walk D. eat; walking

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You are not supposed to eat anything while ________ down the street.

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A．walk　　　　　B．walking　　　　　C．to walk

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