giúp e ạ, nhanh nhé 1. the same as 2. as quite as 3. different from 4. as narrow as 5. friendly as 6. the same as MY HOMETOWN TODAY My hometown has changed a lot – it’s definitely not_____it was before. It’s not______t was 5 years ago. It’s much more noisy, but I prefer it now. There are more shops and restaurants. The restaurants are_____ the ones we had before. Now we can eat many different kinds of food – Italian, French, and even Mexican! There have been so many changes. Even the streets are not_____they were before. They are wider now to make space for the extra traffic.

hãy kế lại cuộc gặp gỡ của em với bạn bè , thầy cô sau thời gian dài dãn cách vì dịch covid 19 ( viết đoạn văn theo các cách đã học diễn dịch quy nạp song hành ) viết khoảng 1 trang

Một vật khối lượng 2kg được kéo bởi một lực F hướng lên hợp với phương ngang một góc alpha = 30 độ. Lực F có độ lớn 8N. Biết sau khi bắt đầu chuyển động 2s từ trạng thái đứng yên vật đi được quãng đường 4m. Lấy g = 10m/s2. a. Tính hệ số ma sát giữa vật và mặt ngang. b. Để cho vật có thể chuyển động thẳng đều thì F có độ lớn là bao nhiêu?

Tính: $\frac{5}{4.6}$ +$\frac{5}{6.8}$ + $\frac{5}{8.10}$ +........+ $\frac{5}{298.300}$ Các bạn giải hộ mình nha! Giải chi tiết dùm mình! Mình cảm ơn trc😊

VI. Rewrite the following questions in reported speech, using question words before to-infinitives. 1. “What should we do to help her overcome stress?” They didn’t know 2. “Should I discuss this matter with my teammates?” Jonas wondered 3. “Where should I register for a course on life skills?” An asked Mary 4. “How should we find a support center for the homeless?” James and Lily couldn’t tell 5. “When should we start our campaign?” They had no idea 6. “Mom, who should I call upon arriving at the airport?” Trang asked her mother 7. “Should I dial 18001567 to ask for advice about family problems?" Phong was not sure 8. “What should we do to help those disadvantaged children?” They wondered 9. “When should I start teaching my children to cook?” She couldn’t decide 10. “How should I deal with negative emotions and stress?” Hoa asked Nam VII. Fill in each blank with a suitable preposition. 1. He felt that they were making fun him, though he could not understand why. 2. He wasn’t able to cope the stresses and strains of the job. 3. We have to improve and increase mass participation sports. 4. This goes beyond the boundaries what is accepted. 5. My parents never put any pressure me to get a job. 6. You can dial 114 in case of fire dealing area codes. 7. She gave up German in order to concentrate her French. 8. Parents need to continue to empathize the child.

Muốn kéo một vật có trọng lượng P = 1000N chuyển động đều lên một mặt phẳng nghiêng góc 60 độ so với đường thẳng đứng, người ta phải dùng một lực F có phương song song với mặt phẳng nghiêng và có độ lớn 600N. Hỏi vật sẽ chuyển động xuống mặt phẳng nghiêng với gia tốc bao nhiêu khi không có lực F. Biết giữa vật và mặt phẳng nghiêng có ma sát. Lấy g = 10m/s2.

Sự khác nhau giữa Bridge và Gap

IV. Complete the sentences with suitable question words. 1. He doesn’t know to ask for advice about this situation. 2. Be sure to eat when you arrive in Vietnam. 3. They are going to tell me to do to survive in a storm. 4. I asked Jane to show me to deal with bullying at school. 5. He wondered to start revising for the final exam. 6. The rules didn’t specify to speak to in case of an emergency. 7. You need to find out to overcome stress and worry. 8. I don’t know to turn for help. 9. I had no idea to write my home paper about. 10. Tell me to press the button. V. Rewrite the following sentences using question words before to-infinitives. 1. I don’t know where I should visit this summer vacation. 2. Could you tell me who I should ask for advice? 3. She wondered what she should write in the final essay. 4. I have no idea who I should contact in case of emergency. 5. They can’t decide when they leave for America. 6. I’m not sure what I should cook for my son’s birthday party. 7. Could you tell me where I should put my umbrella? 8. He asked himself what he should send her as a present. 9. I have no idea when I should leave for Japan. 10. She wondered how she should resolve the conflict.

Chứng minh rằng: $a, P_{n}= (n-1)P_{n-1} + (n-2)P_{n-2} +...+2P_{2} + P_{1} +1$ $b, 1 + \dfrac{1}{1!} + \dfrac{1}{2!} + \dfrac{1}{3!} +...+ \dfrac{1}{n!} < 3$ $c, \dfrac{n^{2}}{n!} = \dfrac{1}{(n-1)!} + \dfrac{1}{(n-2)!}$

ko cần làm bài 6 ạ, khỏi giải thích. Nhanh là được