SELF-CHECK VOCABULARY 1. Complete the sentences with these words. sky clouds earth stars —moon sun 1. The • • • sets in the west. 2. The ... has a circular orbit. 3. We have a blue ... all year around. 4. There are heavy ...on rainy days. 5. The .. • goes round the earth. 6. We can see bright ...at night. 2. Unjumble the letters and write the words. 1. htroc 一 2. tligehuhos _ 3. rfisfliee— 4. scladen 一 5. malp 一 USE OF ENGLISH 4. Write past forms of irregular verbs. 1. g〇- 6. have - 2. do - 7. tell - 3. sleep - 8. take - 4. make - 9. see - 5. find - 10. hear - _2. _Change sentences into Yes/No questions. 1. Plop went down the tree to explore the dark. 2. I was sleeping at 11 pm. 3. We got up when the baby was crying last night. 4. The story had a happy end. 5. He was watching fireworks. 6. Students talked about the project. 7. Ancient people believed in legends about the sun. 8. The Sun was shining in the sky. LISTENING AND SPEAKING i 7a. Listen to the telephone conversation and answer. What is Anand，s project about? 1. In pairs，ask and answer these questions. 1. What do you usually do on weekdays? 2. What do you usually do at the weekend? 3. What were you doing yesterday evening? 4. What did you do last week? . Read again and answer the questions. 1. When do you see the Sun? 2. How does the Sun move? 3. What did the ancient people believe in? 4. How does the Earth rotate? 5. What happens to the place where you live? 