1. She came to my house very late last night. 

2. I watched a very funny video on YouTube. 

3.  Where were they this morning? 

4. Mike got up early and went to work. 

5. We visited an opera theatre last Thursday.  

6. They bought a lot of food for the camping trip.

Công thức QKĐ:

+) S + V2/ed...

-) S + didn't + Vo...

?) Did + S +Vo...?

Cách dùng: QKĐ dùng để diễn tả 1 hđ đã diễn ra strong quá khứ, đã chấm dứt và có mốc tgian xác định.

Một số từ nhận biết: yesterday/ ago/ last.../ in + tgian qk/ in the past/.....

1.She came home very late last night.

2.I watched very funny video on youtube.

3.Where were they this morning?

4.Mike got up early and went to work.

5.We visited an opera theater last night.

6.They bought a lot of foods for camping trip.

`\text{___________________________}`

`\text{-->}` Thì Quá khứ đơn

( + ) S + Ved / VpI + O

( - ) S + didn't + Vinf + O

( ? ) Did + S + Vinf + O ?

- Dhnb 

+ ago , in the past

+ last night / year / month / week / Sunday /......

+ yesterday

+ in + năm trong QK ( Vd : in 2001 )