参***:不对。原因:动词重叠be是系动词,focus是实意动词,两个动词不能连用如果需要连用的话,focus要变成ing形式或者focused,be focusing/focused on例如:Many firms are focusing on increasing markets overseas.许多商行都专注于扩大国外市场.It's as if all eyes are focused on me.好像所有的目光都聚集在我身上似的。