A set of keys _____ ( be ) on the table .填什么?

A set of keys _____ ( be ) on the table .填什么? There___（be）a set of keys on the table. A set of keys __ (be)on the table怎么填? 填be动词的适当形式A set of keys () on the table. A set of keys ---(be) on the table.There ---(be) a set of ke 超简单:A set of keys _____ on the desk. A set of keys __ (be) on the floor.怎么填? a set of keys 后面be动词用啥 A set of keys ( )(be) on the floor A set of keys are on the table.(改为同义句） A set of keys------[is/are] on the table.let me get------[it _____(be)there a fly on the table just now?横线上填什么 a set of keys is on