1. Tam and Lien (not play).They (learn)at school. 2. Look,the farmer (go)to his farm. 3. Thoes girls (talk)about the lesson. 4. I (learn)how to swim. 5. I (eat)my lunch now. 6. I (watch)television tonight. 7. Look,she (read)a book. 8. Dad (bake)a cake. 9. My sister (not listen)to music. 10. Peter (clean)his car? 11. The dog (bark)in the garden. 12. We (sing)our favourite song. 13. My brother and I (play)a computer game. 14. The teacher (show)us a film. 15. They (bring)a TV in the class room. 16. She's bored . Her friend (watch)TV again. 17. Martin's excited . Chelsea (win)the match. 18. I'm scared . A big dog (srand)in front of me. 19. She's happy . She (not work)today. 20. I'm worried . It (rain)and I haven't got an umbrella. Các bạn giải quyết cho mình bài này với ạ