I.Định nghĩa Thìkhứđơn (The Past Simple ) Tiếng Anh Thì sử dụng để diễn tả hành động vật xác định khứ vừa kết thúc II Công thức Động từ tobe +) S + was/ were + O You/ We/ They / S số nhiều + were He/ She/ It/ S số + was -) S + was/ were + not + O was not = wasn't were not = weren't ?) Was/ Were +S +O ? EX: +)He was a musician -)He wasn't a musician ?) Was he a musician ? Động từ thường + ) S + Vqk Vqk gồm : Ved (nếu động từ theo quy tắc) V bất quy tắc -) S + did + not + Vnt did not = didn't ?) Did + S +Vnt ? EX: +)I went out with my friends yesterday -) I didn't go out with my friends yesterday ?) Did I go out with my friends yesterday ? III.Cách sử dụng -Diễn tả hành động xảy chấm dứt hẳn khứ EX : Yesterday, I went shopping with my mother -Diễn tả thói quen khứ EX: I used to go fishing with my father when I was a little boy -Diễn tả loạt hành động liên tiếp xảy khứ EX : He came back home ten minutes ago, turned on his computer and played games IV.Dấu hiệu : -Yesterday EX: Yesterday, I out with my friends to reduce stress -Last + từ thời gian EX :Last Friday, last night, last week, last year, Last week, I visited my grandparents in the suburbs -from + thời gian khứ + to + thời gian khứ EX : From 1995 to 2000, I lived in Ho Chi Minh City -For + khoảng thời gian khứ -In the past ... grandparents in the suburbs -from + thời gian khứ + to + thời gian khứ EX : From 1995 to 2000, I lived in Ho Chi Minh City -For + khoảng thời gian khứ -In the past ... shopping with my mother -Diễn tả thói quen khứ EX: I used to go fishing with my father when I was a little boy -Diễn tả loạt hành động liên tiếp xảy khứ EX : He came back home ten minutes ago,