EX3. Chia các động từ trong ngoặc ở thì quá khứ đơn. 1. Last week, my mother (take) _____________ me to the zoo. 2. When we (arrive) _____________ at the party, there (not be) _____________ many people there. 3. My mother (say) _____________ that she (buy) _____________ me a new dress. 4. Last summer, my father (teach) _____________ me to drive. 5. I (start) _____________ doing charity when I (be) _____________ a first year student. 6. Many rich people (donate) _____________ money for this volunteer program. 7. My friend (ring) _____________ me yesterday and (invite) _____________ me to his party. 8. What (you/ watch) _____________ on TV last night? 9. When my father (be) _____________ young, he (use to) _____________ be the most handsome boy in the village. 10. _____________ (you/ go) to see the concert yesterday? 11. My performance (not be) _____________ really good. I (not feel) _____________ happy about it. 12. Jim (spend) _____________ the whole day taking after his brother. 13. I (write) _____________ a letter to my foreign friend but he (not write) _____________ back. 14. _____________ (they/ be) students of our school? 15. Yesterday, I (see) _____________ Jim at a bookstore.