Chữa các câu sau thành câu đúng theo 2 cách khác nhau: a) Bỏ đi một từ b)Thêm bộ phận vị ngữ - Hình ảnh người chiến sĩ liên lạc trẻ đã hi sinh anh dũng để cứu đồng đội.

e) x + 3| . |x – 1| = 0 f) |x – 1| . (x² + 1) = 0

Đốt cháy hoàn toàn 126g sắt trong bình chứa khí O2 a) Hãy viết phương trình phản ứng xảy ra b) Tính thể tích khí O2 ( ở đktc) đã tham gia phản ứng trên c/ tính khối lượng KClO3 cần dùng để khi phân hủy thì thu đc 1 thể tích khí O2 (ở đktc) bằng với thể tích khí O2 đã sử dụng ở phản ứng trên MONG ĐC GIÚP Ạ TRẢ LỜI ĐÚNG CHÍNH XÁC+ HAY SẼ VOTE 5*+ TRẢ LỜI HAY NHẤT

ý nghĩa địa lí phần đất liền với đặc điểm tự nhiên của nước ta

I. Choose the best answer. (2ps) 1. The people here are _______ . (A. friendly B. delicious C. polluted D. long) 2. He likes playing table tennis, ______he can’t play it. (A. and B. but C. so D. or ) 3. ____walk in the rain. It’s bad for your health. (A.Won’t B.Can’t C.Don’t D. Mustn’t) 4. I think “Tom and Jerry is the best _______ . (A. film B. sport C. newsreel D. cartoon) 5. In the future, we won’t go on tour to the country but we _______ go on holiday to the moon. A. must B. can’t C. might D. won’t 6. ___________the air is cleaner; people will have less breathing problems. A. Unless B. When C. If D. Because 7. They couldn’t go on a picnic ______________the weather was bad. A. because B. when C. but D. or 8. My house is ________to the supermarket. A. to the left B. behind C. near D. next *. Find the word which has a different sound. (1p) 9. A. warmth B. fourth C. tooth D. breathe 10. A. ask B. plastic C. back D. grandparent * Find and circle the mistake in the sentence below (Tìm và khoanh tròn lỗi sai) 11. If Mr. Tam has lots of money, he buy a new hi-tech robot. A B C D 12. The modern fridge will help us cooked the meals and keep the food fresh longer. A B C D II. READING 1. Read the passage and tick () True or False. (1ps) David lives in the countryside in Canada. He usually gets up early and does morning exercise with his bike. He rides around his area. After breakfast, he takes a bus to school. He has lessons from 9.00 am to 1.00 pm. He often has lunch in the school canteen and then he has a short rest. In the afternoon, he has lessons in the library or PE in the gym. After school, he often goes to the sports centre near his house and plays basketball or table tennis. In the evening, he often does his homework. Sometimes he surfs the Internet for his school projects. He often goes to bed early. 1. David lives in the countryside in Canada. ( T / F ) 2. He often rides a bike in the morning. ( T / F ) 3. His classes start at 1 o’clock in the afternoon. ( T / F ) 4. In the afternoon, he continues with his lessons at school. ( T / F ) 5. He plays basketball or table tennis in the school gym. ( T / F ) 2. Read and complete. Use the words in the box. (1.p) lunch got up on her early didn’t dinner It was Sunday yesterday. Linda (1) got up late. She (2) _______ have breakfast. She didn't do the washing. She went out for (3) __________ with her family at around 11:00. In the afternoon, she went shopping with (4) ________ mother. She didn’t listen to her favourite music, but she watched the film “Tom and Jerry” (5) __________ TV. In the evening, she had no homework. She did not go out with her friends. She went to bed (6) ________. III.WRITING (2,5 pts) 1. recycle / the environment. /bottles and cans/ we will help / If we/ ( Put the words in the correct order) →.............................................................................................................................. 2. We will plant more trees. The air will be fresher. ( Rewrite, using IF ) →............................................................................................................................. 3. that / I/ a hi- tech fridge / will have / can / cook meals. ( Put the words in the correct order) →............................................................................................................................. Hứa Vote 5* giúp mik nha

Ai giúp em làm bài tập với ạ em cảm ơn ☺️☺️☺️

hỗn số 2 9/100 được viết thành số thập phân là.?

Bài 2. Cho biểu thức P = (x-1/x+1 - x/x-1 - 3x+1/1-x ² ) : 2x+1/x ²-1 a) Rút gọn P; b) Tìm các giá trị của x để P = 3/x-1 c) Tìm các giá trị nguyên của x để A > 1

Mn ơi giúp e vs ạ Mai e pk nộp r

Read the following passage and choose the item (a, b, c, or d) that best answers each of the questions about it. This large flat is on the top floor of a five-story modern block of flats in a quiet part of the country. There are two schools, a restaurant, and several shops nearby. Wetton Station is only a few hundred meters away. The flat has got a large living-room, a dining-room, a modern kitchen, a large bedroom and two small bedrooms. There is a bathroom with shower, sink and toilet. The flat has also got a small storeroom, and there is a large verandah. The price is £44,590, including carpets. five-story (adj): năm tầng verandah (n): hiên, hành lang 27. The flat is on the _____ floor of a modern block of flats. a. third b. second c. fifth d. sixth 28. The flat has ______ rooms altogether. a. 6 b. 7 c. 8 d. 9 29. Is there a railway station near the flat? a. Yes. There are two railway stations near the flat. b. Yes. There is a railway station near the flat. c. No. There isn't any railway station near the flat. d. no information 30. What does the authortry to do? a. He tries to buy a large flat. b. He tries to sell a large flat. c. He tries to rent a large flat. d. He tries to find a large flat. 31. Which of the following is not true? a. There are two schools near the flat. b. The modern block of flats has five floors. c. The flat is beautiful but the neighborhood is noisy. d. The flat has a large verandah.