1. i bought one yesterday

2. i was there two years ago

3. i was there two years ago

4. i finished it last night

5. i sold it in june

6. i broke the window a week

cấu trúc thì hiện tại đơn (past simple) 

(+) s + v_ed/p1 + ...

(-) s + didn't + v_inf + ...

(?) did + s + v_inf + ... ?

dấu hiệu nhận biết

- yesterday

- last week/summer/year/etc

- in september/2021/etc

- an hour/a week/a year ago

Ta nhìn ảnh rồi điền các động từ ở dạng V2

` QKĐ `  ;

` ( + ) ` : S + V-ed / V2

` ( - ) : S + didn't + V nguyên mẫu

` ( ? ) `  ; Did + S + V Nguyên mẫu

` DHNB ` 

` + `  ) Last night

` + `  ) khoảng thời gian + ago

` + `  ) last week

` + `  ) Last month 

` + `  )  ...

` 1 ` : Because i saw it last week

` 2 `: Because i bought it yesterday

` 3 ` : Because i visited it 2 years ago

` 4 ` : Because i did it last night

` 5 ` : Because i sold it in june

` 6 ` : Because i broke it a week ago