at the table可否换成beside the table

at the table可否换成beside the table at table ,at the table,on the table,on table, 是sit down at the table还是sit down beside the table at table,at the table怎么区别? at table和at the table?区别 He is at table at the table. sitting at the table at the dinner table stand at the table at table ,at the table ,on table ,on the table 的区别 The man at the table isn’t at table. __are sitting at the table