雅思写作常用词汇：编辑信息　　text 　　-eg: From phoning to texting with touches of finger tips on the screen, cellphone is changing our life.
; 　　keep track of 　　-eg: keep track of time; 　　selective 　　-eg: be selective in sth; 　　get hold of 　　-eg: get hold of sb/sth