I'm listening to the music____my sister is playing with the cat A when B while C but D or

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I''mlisteningtothemusic____mysisterisplayingwiththecatAwhenBwhileCbutDorI''mlisteningtothemusic____mys

I'm listening to the music____my sister is playing with the cat A when B while C but D or
I'm listening to the music____my sister is playing with the cat A when B while C but D or

I'm listening to the music____my sister is playing with the cat A when B while C but D or
B 两件事同时进行用while

B while
原因:while连接listening和playing。