网址：http://m.1010jiajiao.com/timu3_id_3070767[举报]
这栋楼房过去是一座电影院，现在用作一个舞蹈培训中心。
This building used to be a cinema but now it ________ ________ a training centre for dancing.
This building used to be a cinema but now it ________ ________ a training centre for dancing.