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15．My mother was cooking while I the radio. A．listened to B．have listened to C．was listening to D．is listening to 【查看更多】

 

題目列表(包括答案和解析)

My mother was cooking while I      the radio.

A．listened to                            B．have listened to

C．was listening to                         D．is listening to

 

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My mother was cooking while I____ the radio.

A．listened to

B．have listened to

C．was listening to

D．is listening to

 

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