1. Every year, Viet Nam exports millions of tons of rice. 2. The zookeeper feeds the animals at the zoo every day. 3. Mary types letters in the office every day. 4. My father waters this flower every morning. 5. Someone cut down the tree in the garden yesterday. 6. They chose him as the best actor of the year. 7. The artist painted a huge picture to raise fund for the poor children. 8. Their boss made them work very hard until midnight. 9. Mr. Tam is painting his pictures with his patience. 10. Countries are finding a way to solve the problem. 11. My mother is making “Special Chinese Fried Rice” in the kitchen now. 12. She is doing her homework in her room at present. 13. He was repairing his car at this time yesterday. 14. Linh was riding a bike when we saw her yesterday 15. They were building this house at 5 o’clock last Monday