英语翻译他们已经听了两个小时的音乐了They have ___ ___ to music for two hours
问题描述：
英语翻译
他们已经听了两个小时的音乐了
They have ___ ___ to music for two hours
答
They have two hours of music listening
答
你可以用they have been listening to ......
答
他们已经听了两个小时的音乐了
They have been lisening to music for two hours
用现在完成进行时,因为强调过程
答
They have listened to music for two hours