Người ta truyền cho khí xilanh một nhiệt lượng 800 Jun, khí nở ra đẩy pittông đi 20 cm bằng một lực 3000N. Tính độ biến thiên nội năng của khí

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III. Complete the sentences with the passive form of the verbs in brackets. 1. Tsunamis_________ (typically/ cause) by large, undersea earthquakes. 2. Nearly a quarter of all homes in the Keys_________ (destroy) by Hurricane Irma in 2017. 3. Over the past two years, 500,000 damaged homes_________ (rebuild) with support from the government and donors. 4. An earthquake warning System_________ (install) on the West Coast next month. 5. An average of 10 people in Florida_________ (kill) by lightning strikes annually. 6. Indonesia_________ (strike) by a tsunami a few days ago. 7. An estimated 10,000 people_________ (already/ evacuate) due to the wildfires since Wednesday. 8. Scientists predict the South coast_________ (hit) by a large hurricane in two days. 9. After the storm, some major roads are closing because they_________ (repair). 10. The name Heather_________ (use) for three tropical cyclones up to now. IV. Put these sentences into the passive form. 1. Mary types letters in the office. .................................................................................................................................... 2. His father will help you tomorrow. .................................................................................................................................... 3. Science and technology have completely changed human life. .................................................................................................................................... 4. Peter broke this bottle. .................................................................................................................................... 5. They are learning English in the room. .................................................................................................................................... 6. Nothing can change my mind .................................................................................................................................... 7. No one had told me about it. .................................................................................................................................... 8. I don’t know her telephone number. .................................................................................................................................... 9. My students will bring the children home. .................................................................................................................................... 10. They sent me a present last week. ...................................................................................................................................