this

      （指较近的人或事物）这，这个used to refer to a particular person, thing or event that is close to you, especially compared with another

      （指已提到过的人或事物）这，这个used to refer to sth/sb that has already been mentioned

      （介绍人或展示事物时用）这，这样used for introducing sb or showing sth to sb

      （与和现在有关的一段时间连用）今，本，这个，现在used with periods of time related to the present

      (informal)

      ~ sth of sb's

      （尤指说话者抱有既定看法的人或事物）…的这个（或这些）used to refer to sb/sth that is connected with a person, especially when you have a particular attitude towards it or them

      (informal)

      （述说时用）有个used when you are telling a story or telling sb about sth