While watching TV, . A. the telephone rang B. I heard the telephone ringing C.——青夏教育精英家教网—

摘要：While watching TV, . A. the telephone rang B. I heard the telephone ringing C. the telephone was ringing D. the telephone was heard to ring

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－While watching TV, ________．

A．the telephone rang

B．the telephone was ringing

C．the telephone was heard ring

D．I heard the phone ringing

While watching TV, _.

A．the telephone rang B．the telephone was ringing

C．the telephone was heard ring D．I heard the phone ringing

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