have.on 和 have sth on一样吗,

have.on 和 have sth on一样吗, have sth.on造句 have sth on my mind和Worry about sth意思一样么? have difficulty on sth对吗 carry with sth和carry on doing sth一样吗? work on sth 和 work at sth 一样吗 have sth stamped on 请问有这种用法吗 have research on sth及格短语 go on a picnic和have a picnic意思一样吗? have lasted 和have been on区别 用have mercy on和accuse sb of sth造句,且翻译. 用get on will with和have some trouble in doing sth 各造1句