Cấu trúc thì quá khứ đơn với động từ thường : 

` ( + ) ` : S + V-ed / V2 

` ( - ) ` : S + didn't + V nguyên mẫu 

` ( ? ) ` : Did + S + V nguyên mẫu ? 

` + ` Yes + S + did 

` + ` No + S + didn't

- Dấu hiệu thường gặp : last night , yesterday , in the past , last month , last year , two years ago , in ` 2000 ` , ... 

Bài ` 1 `

` 1 `. didn't like 

` 2 ` . didn't finish 

` 3 ` . got up 

` 4 ` . didn't start 

` 5 ` . called

Bài ` 2 ` 

` 1 `. She wrote to me 

` ( - ) ` : She didn't write to me 

` ( ? ) ` : Did she write to me ? 

` + `  Yes she did 

` + `  No she didn't 

` 2 `. They walked home 

` ( - ) ` : They didn't walk home 

` ( ? ) ` : Did they walk home 

` + `  Yes they did 

` + `  No they didn't 

` 3 `. We ate breakfast 

` ( - ) `  : We didn't eat breakfast 

` ( ? ) `  : Did we eat breakfast ? 

` + ` Yes we did 

` + `  No we didn't 

` 4 `  . I bought a magazine 

` ( - ) `  : I didn't buy a magazine 

` ( ? ) `  : Did you buy a magazine ? 

` + `  Yes i did 

` + `  No i didn't 

`5 `  . He sold his laptop ? 

` ( - ) `  : He didn't sell his laptop 

` ( ? ) `  : Did he sell his laptop ?

` + `  Yes he did 

` + ` No he didn't