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Một đầu tàu hoả có khối lượng 60 tấn. 2/3 trọng lượng đầu tàu đè lên bánh xe phát động, 1/3 trọng lượng đầu tàu đè lên bánh xe đỡ. Hỏi đầu tàu có thể kéo được nhiều nhất là bao nhiêu toa tàu? Biết mỗi toa tàu có khối lượng 20 tấn. Hệ số ma sát trượt k1=0.4, hệ số ma sát lăn là k2=0.04

Chán quá Buồn nx Cảm thấy nhớ ai đó mak ko bt người đó là ai=))) Vẽ hoàng hôn buồn

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I. Put the verb in to the most suitable passive form. 1.My textbook (just/ steal)……………………………… 2. All of our books (keep)………………………… on the shelf. 3. Our composition (correct)………………………….. by our teacher when we came to her house. 4. The first prize (win)…………………………….…. by Nam last week. 5. The house (should/ repaint)…………………………. . It’s very old. 6. The essay (write/ badly)………………………… by Nam. II. Change these sentences into the passive voice. 1.Who invited her to the party last night? … 2.You should not cut the flowers in the garden . ... 3.Tom used to visit his grandparents at weekends … 4. Did your teacher teach you how to apply this theory ? … 5. Who will meet them at the airport? … 6.His father bought a picture of the One Pillar Pagoda last year. … 7.Thousands of people visit the Hung Kings’ Temple every day. … 8.Who built the Imperial Academy ? …

Viết calligraphy chữ: Nhớ .-. Yc:chụp rõ ràng,ko ô li,có đổ bóng,đánh bóng,có trang trí,có background,vt có tâm,tone xanh lá nhé,có đậm nhạt chứ ko đơn thuần 1 màu đâu^^ Hết ròi đoá,vt đi :^

Question IX: Supply the correct form of the words. 1. You are too ……………… you should go to bed early. SLEEP 2. Hanoi is a ………………. center of our country. COMMERCE 3. I don’t like his …………….. of friends. CHOOSE 4. The evening was …………….. spent playing cards and talking. ENJOY 5. We have a lot of ………………. To do. SHOP 6. I’m sorry, this painting is not for ………………….. . SELL 7. Racing the …………. , we saw many ………………flags. EXHIBIT/COLOR 8.Those …………………..cards were sent by me before Christmas. GREET 9. On my salary we have to live as …………………. as possible. ECONOMY 10. The price of ……………….. has gone up again. ELECTRIC 11. He is far too ……………….. in his life. PATIENCE 12. I want to put a new …………………. in the paper. ADVERTISE 13. We must take ……………….before things get……………… ACT/BAD 14. The weather in this country is very ………………. . PREDICT 15. Mai was sent to ………………school when she was 13. BOARD 16. I don’t believe he is a terrible …………………. . LIE 17. The…………… accident in the history of the city occurred last night on the North Freeway. BAD 18. I’ll remember that journey. It was an …………….. experience. FORGET 19. It was rather ………… of him to cry when he did badly in the test CHILD 20. You have to make a ……………… tomorrow . DECIDE

Cần gấp, giúp mik viết cái code C++ cho 2 bài này với ạ!

What do you need to go kayaking? Ko phải viết bài văn gì đâu, chỉ là trả lời câu hỏi thôi

ai lm được tặng ctlhn+cảm Ơn+5 sao