have sth on my mind和Worry about sth意思一样么?

have sth on my mind和Worry about sth意思一样么? sb.worry about sb.sth.和 sb.sth.worry.sb.意思和区别,请造句子, have.on 和 have sth on一样吗, sb.be worry about sb./sth.和 sb.be sth.worry.sb/sth请造句子, about to do sth.和about doing sth.一样吗 worry about sth怎样造句? have sth on one's mind与have sth in one's mind 的区分 apply oneself to sth.的意思~他是不是和apply one's mind to sth.一样捏? have difficulty in sth和have difficulty with sth 一样么? advice on/about sth. carry with sth和carry on doing sth一样吗? work on sth 和 work at sth 一样吗