Ex1: Past Simple or Present Perfect: Give the correct form of the verbs. 1. I .......... my Maths homework yesterday. (to do) 2. .......... you ........ to England by plane? (to go) 3. They ........ a farm two weeks ago. (to visit) 4. Jenny and Peggy.......... their brother. (not/to help) 5. The children ......... at home last weekend. (not/to be) 6. When ........ you .......... this wonderful skirt? (to design) 7. My mother ........... into the van. (not/to crash) 8. The boys .............. the mudguards of their bicycles. (to take off) 9. ................... you................... your aunt last week? (to phone) 10. He................................ milk at school. (not/to drink) 11. The police................................ two people early this morning. (to arrest) 12. My bicycle isn’t here. I think someone................................ it. (just take) 13. Dan................................ two tablets this year. (already/to buy) 14. How many games................................ so far this season? (your team/to win) 15. ................... the CN Tower when you................... in Toronto? (you/to visit - to stay) 16. ................................ your homework yet? - Yes, I................................ it an hour ago. (you/to do - to finish) 17. There ................................an accident in High Street, so we have to use King Street to get to your school. (to be) 18. I................................ Peter since I................................ last Tuesday. (not/to see - to arrive) 19. Frank............................... his bike last May. So he............................... it for 4 months. (to get - to have) 20. I’m sorry, I................................ earlier, but I................................ a lot lately. (not/to write - to work) Ko cần ghi cả câu nha, khỏi giải thích luôn cũng đc Đúng nhất = 5* + TLHN