1/ Hãy viết số 7980 thành tổng các lũy thừa của 10 2/ Tìm ƯCLN(n+1, n+2) với n ∈ N

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Exercise 3. Rewrite the following sentences in passive voice ( Viết câu bị động) 1. They reconstructed the temple in 1903. ………………………………………………………… 2. Thousands of people visit Ho Chi Minh Mausoleum everyday …………………………… 3. I don't invite her to my birthday party ………………………………………………………….. 4. They built the Khue Van Pavilion inside the Temple of Literature ………………………………………………. 5. Why do many students visit the Temple of Literature before their exams? …………………………………………………… 6. The government hasn’t changed the regulation ………………………………………………………….. 7. Bad weather has delayed Flight 202 from Miami ……………………………………………………………. 8. .They haven’t used this machine for ages …………………………………………………………….. 9. .Has the council postponed the meeting? ……………………………………………………………………….. 10. We haven’t finished our homework yet …………………………………………………………………. 11. Someone has given him a lot of money …………………………………………………………. 12. They have cancelled the flight because of the rain …………………………………………………………………… 13. We have invited all the students to the meeting ……………………………………………………………… 14. I have told her about it …………………………………….. 15. The film has disappointed us very much …………………………………………………………