Cali : Hướng dẫn hoặc cali : 2021 NL : Các bn hướng dẫn mk vt cali đẹp vs ạ sao mk vt mà chữ nó cứ bj to vs nét ko đẹp ý Tradi nha

IV. Read the following passage, and choose the best answer that follow. Thomas Alva Edison was born in Ohio in 1847. As a child, he received less than a year of formal schooling, but was educated at home. His parents allowed him to set up a laboratory in their basement and his mother gave him books about chemistry and electronics. Edison credits his mother as being ‘the making’ of him. In 1878, Thomas Edison began serious research into developing a practical incandescent lamp and on October 14, 1878, Edison filed his first patent application for "Improvement In Electric Lights". In 1879 he created a successful incandescent light bulb. This was his hardest project – from 1877 to 1880, Edison and his assistants tried around 3000 experiments to perfect their light bulb design. By the end of 1880, Edison had produced a bulb that lasted 1500 hours. This discovery marked the beginning of commercially manufactured light bulbs and in 1880, Thomas Edison’s company, Edison Electric Light Company began marketing its new product. 19. When was Edison born? A. in 1878 B. in 1847 C. in 1877 D. in 1500 20. Where was Edison’s laboratory? A. at his school B. in a company C. in the city D. in their basement 21. How many hours did the 1880 bulb last? A. 3000 B. 1500 C. 1880 D. 1878 22. What does the word “its” in the last sentence refer to? A. Thomas Edison’s company B. Thomas Edison’s patent C. Thomas Edison’s invention D. Thomas Edison’s discovery

15. We( be ) ......................tired and we ‘d like (sit) ...............down. 16. My parents ( visit ) …....…Ha Long Bay this summer vacation. 17. Nam usually ( study ) ………....in the school library in the afternoon , but he sometimes ( play )……soccer with his friends. 18. Mr Minh ( not / live ) ......in town. His house is in thecountry. 19. My father ( watch ) ……….television in the living-room . He often ( watch )…… T.V. in the afternoon . 20. Lan and Phuong (be ) …….….in the kitchen . They ( cook ) ………….dinner now . 21. We (eat).................... a delicious dinner at a Mexican restaurant last Wednesday. 22. Yesterday, I (phone)...................my friend in American. 23. Where..............you (go)................last week? I (stay).................at home and (listen)...................to some English songs on radio. 24. What are you doing now? I (do).........................my Math exercises. 25. My father often (watch)...................the morning news while he is having breakfast. 26. She (not visit).........................her grandmother last week. 27. They (not go)..........................to school yesterday. 28. We (have)........................Geography tomorrow. 29. He (not come)............................to see me next weekend. 30. They (not read)......................books now, they (talk).....................about the film.

Làm câu `bbbbbbbbbbbbbbbbbbbbb`

1. _____________________ 200BC; protects borders; longest man made structure. Capital: Beijing 2. _____________________ world’s tallest twin buildings - 452 meters tall. There is a skybridge between the towers. Capital: Kuala Lumpur. 3. _____________________ largest 4 sided clock. Symbol of the UK. Capital: London 4. _____________________ 300 meters tall - 3 floors; tallest structure until 1930; mostvisited landmark in the world. Capital: Paris 5. _____________________ NYC Skyscraper - 103 floors; from 1931 - 1970 world’stallest building. Capital: Washington, D.C. 6. _____________________ built of white marble; tomb built by emperor in memory of3rd wife. Capital: New Delhi 7. _____________________ 1150 AD completed; pictured on flag; largest religiousmonument in the world. Capital: Phnom Penh 8. _____________________ one of the most loved buildings in the world; performing artscenter; supposed to represent a sail boat. Capital: Canberra

Câu c Nhanh = hn .......................

giúp mình câu d đi các bạn , mình cần gấp huhu

Cho 10g 1 kim loại nhóm IIA tác dụng hết với 200g nước thu được 5,6 lít khí (đktc) và dung dịch A .Xác định tên kim loại và nồng độ % dung dịch A thu được

em hãy sưu ngữ tầm các câu ca dao tục ngữ nói về học tập

Bài 1: Hoàn thành các câu sau 1. “Where is my umbrella?” she asked. She asked……………………………………… …………………. 2. “How are you?” Martin asked us. Martin asked us………………………………………… ………………. 3. He asked, “Do I have to do it?” He asked……………………………………… …………………. 4. “Where have you been?” the mother asked her daughter. The mother asked her daughter…………………………………… ……………………. 5. “Which dress do you like best?” she asked her boyfriend. She asked her boyfriend………………………………….. …………………….. 6. “What are they doing?” she asked. She wanted to know………………………………………. ………………… 7. “Are you going to the cinema?” he asked me. He wanted to know………………………………………. ………………… 8. The teacher asked, “Who speaks English?” The teacher wanted to know………………………………………. ………………… 9. “How do you know that?” she asked me. She asked me………………………………………… ………………. 10. “Has Caron talked to Kevin?” my friend asked me. My friend asked me………………………………………… ………………. 11. “What’s the time?” he asked. → He wanted to know …………………………………………… 12. “When will we meet again?” she asked me. → She asked me …………………………………………… 13. “Are you crazy?” she asked him. → She asked him …………………………………………… 14. “Where did they live?” he asked. → He wanted to know …………………………………………… 15. “Will you be at the party?” he asked her. → He asked her …………………………………………… 16. “Can you meet me at the station?” she asked me. → She asked me …………………………………………… 17. “Who knows the answer?” the teacher asked. → The teacher wanted to know …………………………………………… 18. “Why don’t you help me?” she asked him. → She wanted to know …………………………………………… 19. “Did you see that car?” he asked me. → He asked me …………………………………………… 20. “Have you tidied up your room?” the mother asked the twins. → The mother asked the twins