1. came/ was having 2. was washing/ was working
3. was talking/ rang 4. was watching/ was reading
5. left/ was raining 6. was talking/ saw
7. saw/ was waiting 8. crossed/ shouted
9. lost/ was walking 10. was snowing/ got
11. died 12. went
13. fell/ was going 14. was she doing/ arrived/ was writing
15. was having/ was geting 16. went/ were sleeping/ looked/ decided
17. looked/ was gathering 18. was writing/ fell
19. was cooking/ arrived 20. was you doing/ telephoned
ai hay nhất cx đc nhé