giúp e với ----- Nội dung dịch tự động từ ảnh ----- 11.Last night we (watch) TV when the power (fail). 12. When I (stand) at the bus stop, I (see) an accident. 13. Yesterday I(walk)to school when I (find) a wallet on the street. 14. When I (have) dinner yesterday, Peter (come) to our house. 15. The thief (steal) the bike when Mai (look) for some books in the shop. 16. They (go) home after they (finish) their study. 17. Yesterday when I (arrive) to the party, they (already go) home. 18. After the guests (leave), she (go) back into the living-room and (switch) off the light. 19. On arrival at home I (find)that she (just leave)just a few minutes before. 20. Before he (go) to bed, he (do) his homework. 21. When they (get) to the place, the man (die). 22. He (do) nothing before he (see) me. 23. He (thank) me for what I (do) for him. 24.I (be) sorry that I (hurt) him. 25. After they (go), I (sit) down and (rest). 26. When I (arrive), the dinner (already, begin). 27. My friend (not see) me for many years when I(meet)last week.