ngon ----- Nội dung dịch tự động từ ảnh ----- 1. I _______________ (wash) my clothes yesterday morning (wash) 2. John _______________ (study) very hard last night (study) 3. My father _______________ very angry with me last Saturday (be) 4. One of my friends _______________ me very late last night (phone) 5. The worker _______________ the windows for several hours (clean) 6. We _______________ to the concert (go) 7. He _______________ this book (buy) 8. I _______________ two cups of coffee (drink) 9. He _______________ three days ago (leave) 10. They _______________ their house (sell) 11. _______________ two big cats (eat)