1. was

⇒ Thì QKĐ Động từ tobe : S + was/ were + N/Adj

2. got

⇒ Dấu hiệu thì QKĐ : yesterday

3. went

⇒ Dấu hiệu thì QKĐ : last week

4. buy

⇒ Có trợ động từ là didn't rồi nên động từ chính là buy để nguyên

5. travelled

⇒ Dấu hiệu thì QKĐ : ago

6. made

⇒ Thì QKĐ : S + V-ed

7. bought

⇒ Thì QKĐ : S + V-ed

8. took

⇒ Dấu hiệu thì QKĐ : last sunday

9. were

⇒ Dấu hiệu thì QKĐ : yesterday

⇒ S + was/ were + N/Adj

10. were

⇒ Dấu hiệu thì QKĐ : ago

⇒ S + was/ were + N/Adj

$\text{1. was }$

$\text{2. got }$

$\text{3. went }$

$\text{4. buy }$

$\text{5. travelled }$

$\text{6. made }$

$\text{7. bought }$

$\text{8. took }$

$\text{was}$

$\text{10. were }$

QKD 

+) S+ Ved/ V2 

-) S+ didn't + V 

?) Did + S + V ? 

Dhnb : last year / month / night , yesterday , ago , in ... 

QKD ( dạng tobe ) 

I/ she / he / it + was 

You / we / they + were