Tom likes doing his homework with music ( ) A.in B.on C.out D.up 要填哪个介词 为什么?

问题描述:

Tom likes doing his homework with music ( ) A.in B.on C.out D.up 要填哪个介词 为什么?

with music on 是个伴随成分,音乐开着,用介词“on”
Tom likes doing his homework with music on
Tom喜欢做作业时开着音乐