ta có công thức thì quá khứ đơn

QKĐ : s + was / were + v-ed /v2

s + wasn't / weren't + v -ed

was / were + s + v-ed

đt thường 

s + v-ed

s + didn't + v nguyên mẫu

did + s + v nguyên mẫu

và thì QKTT

s + was / were + v-ing

s + wasn / weren't + v-ing

was / were + s + v-ing

1 taught

2 fell - got 

3 didn't go

4 was sitting

5 did - find

6 took

7 was going - were studying

8 was ( noise ko đếm đc ta chia số ít )

9 gave

xin hay nhất 

1.His uncle (teach) taught english in our school 5 years ago

2.The old man fell as he was getting  into the bus

3.They (not go)....didn't go............ to the movies last sunday

4.When I saw him,he(sit) was sitting asleep in a chair

5.........Did....You.......(find)....find...... my pen yesterday

6.It(take)....took.......me 5 minutes to walk to school last year

7. The light(go).....went....out when we( Study).were studying... our lesson

8.There(be)..was....... alot of noise at the fair yesterday

9.They( give).....gave.. me the letter a few minutes ago

Cho mình xin ctlhn và 5 sao nha :3