Đáp án:
`x_{1}=-16;y_{2}=-40`
Giải thích các bước giải:
II. Each sentence has a mistake. Find and correct it. Sentence Correction 1. Maria tried to read a novel in French, and the book was too difficult for her to understand. 2. The waiter was not very nice, or the food was delicious. 3. Although he worked very hard, he still cannot earn enough money to support his family. 4. I wanted to give him some money after he helped me with the car although he absolutely refused to accept it. 5. Everyone is ready for the discussion in spite of him. 6. In spite of I was tired, I managed to finish the work. 7. Is her children a boy or a girl? 8. I forgot to bring the map, or I got lost. 9. He failed the examination because of he didn’t study hard enough. 10. I don’t like watching films on TV and I like watching them at the cinema. ______________ ______________ ______________ ______________ ______________ ______________ ______________ ______________ ______________ ______________
Cho dãy số nguyên A1,...,An (2<=n<=250 ) +) Nhập N +) Đếm các số dương chẵn có trong dãy
I. Find a mistake in the four underlined parts of each sentence. 1. There are much music programmes on TV nowadays. A B C D 2. Would you like go to the theater with me tonight? A B C D 3. Mary didn’t win the race because of she ran too slowly. A B C D 4. Where performance in the concert was the most interesting? A B C D 5. Tom wants to go overseas and he does not have enough money. A B C D 6. Although the football game was over, but the fans stayed in their seats cheering. A B C D 7. What do you compare the time you spend watching TV to the time you spend on A B C other activities? D 8. Children shouldn’t spend too much time to watch television. A B C D 9. Where can we see that cartoon? - At 8.30 A B C D 10. How often do you watch "Thanks God you ore here'? One a week. A B C D 11. Preschool children makes up the biggest TV audience in the USA. A B C D 12. He likes cartoons so they are funny and colorful. A B C D 13. Comedy is the more interesting than fashion show. A B C D 14. He is only sixteen, so he is not allow to drive a car. A B C D 15. To get from Vancouver and Victoria, you can fly, or you can ride the ferry. A B C D 16. I bought a bottle of wine and we drink it together. A B C D 17. Lien won the match but she was injured. A B C D 18. My new classmate are quite friendly and sociable. A B C D 19. Many people work hardly every day to produce TV programmes. A B C D 20. The 7 o’clock news tell people what is happening in the world. A B C D
Cho dãy số nguyên A1,...An (N<= 100 ) và số tự nhiên K. Hãy lập trình +) nhập N , dãy A1,...An và K +) Tính và đưa ra màn hình tổng các số chia hết cho K có trong dãy
Mn giải thích giúp em bài này tại sao phải xét 2 trường hợp là =0 và ≥0 với ạ :< Với c/m giúp em CT : f. √g ≥0 <=> ... E cảm ơn rất nhiều :<
IV. Fill in each blank with the simple past tense of the verb from the box. 1. My friends and I __________ swimming yesterday morning. 2. We really __________ the game last Sunday. 3. In 1958, at the age of 17, Pelé__________ his first World Cup. 4. The Canadian hockey team __________ six goals against Switzerland. 5. The home team __________ very well, but they lost the match. 6. My father __________ me how to ride a bike. 7. I __________ a new baseball cap last week. 8. At the age of 17, Messi __________ the youngest official player and goal scorer inthe Spanish La Liga. 9. She has a black belt in karate. She first __________ karate when she was seven. 10. Argentina __________ 1 - 0 to Germany in the final.
Ai vẽ dc nezuko và kirito dc ko. KO DC CHÉP MẠNG NHA.CHO NHÌU ẢNH VÀO. 😆😆
III. Give the correct form of the verbs. 1. How many languages Hoa (speak) ? - Well, two languages. 2. She always (borrow) my bike. 3. My English class (start) at 7.15. 4. Look! Somebody (climb) up the tree. 5. You (like) music? 6. He must (get up) early. 7. Nam (not do) his homework now. 8. My mum is going to (be) here tomorrow. 9. How often you (take) a shower? - I take a shower every day. 10. They (be) staying at home now.
Giải hộ mình nha ai biết bài nào giải bài đấy ạ
Vận dụng sự quan sát, tưởng tưởng, so sánh nhận xét trong văn miêu tả mà em đã được học, hãy hoàn thành các câu sau: a Mặt hồ Gươm gợn sóng........................................... b Dòng sông xanh rì như............................................. c Những ngôi nhà mọc san sát.................................... d Cây phượng già trồng giữa sân trường....................
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