1. oder →→ odered

2. get →→ got

3. find →→ found

4. meet →→ met

5. think →→thought

6. is / am →→ was

−-Ở hiện tại is dành cho he , she , it , danh từ số ít

−- Ở hiện tại am dành  cho i

−- ở quá khứ i , he , she, it, danh từ số ít đều cộng cho was

7. take →→ took

8. read →→ read

9. hear →→ heard

10. can →→ could

11. lose →→ lost

12. stand →→ stood

13. give →→ gave

14. exchange →→ exchanged

15. grow →→ grew

16. call →→called

1 ordered / 3 found 

2 got / 4 met 

5 thought / 6 was/am 
7 took / 8 read 

9 heard / 10 could 

11 lost / 12 standed 

13 gave / 14 exchanged / 15 called

1. Ordered
2. Got
3. Found
4. Met
5. Thought
6. Was
7. Took
8. Read
9. Heard
10. Could
11. Lost
12. Stood
13. Gave
14. Exchanged
15. Called

• Order: ordered
• Get: got
• Find: found
• Meet: met
• Think: thought
• Is/am: was
• Take: took
• Read: read 
• Hear: heard
• Can: could
• Lose: lost
• Stand: stood
• Give: gave
• Exchange: exchanged
• Call: called