8. Who sent her the letter that she doesn't know the man? 9. Who took care of me when I was sick? (She is a nurse) 10. I'm disappointed because you didn't phone me. 11. Nga got wet because he forgot his umbrella. 12. You should do reading every day to improve your skills. 13. Why don't we invite him to the party and have some fun together? 14. I like reading books which tell about different people and their cultures. 1. Although Mrs. Thoa was tired, she helped Tuan with his homework. 2. He has taken part in different charity activities in his town. 3. If we go lettering, the environment will become seriously polluted. 4. Do you want to drink tea or coffee? 5. We went to watch the parade on National Day last year even though we live in Nam Dinh. 6. Even though the keyboard was not working well, she finished the letter. 7. If we pollute the water, we will have no fresh water to use. 8. He ran to the station because he wanted to catch the train. 9. If we go lettering, the environment will become seriously polluted. 10. Hoa failed her test, so she has to do it again. 1. I'd like you to divide into three groups. 2. Mrs. Mi suggests taking showers to save water. 3. How about making posters on energy saving and hanging them around our school? 4. How much will she pay if she uses two energy-saving bulbs instead? 5. Recently Nam has taken part in different charity activities in his town. 6. There must be a strong wind blowing. 7. The dog kept running around in circles. 8. Mount Pinatubo erupted in the Philippines in 1991. 9. They have been living here for 20 years. 10. Mr. Long has been working for that newspaper since last year. 11. Two days ago I bought some new books. 12. Do you enjoy studying English?