Kể tên 3 hoạt động trong đời sống sử dụng diện tích tiếp xúc để thay đổi tốc độ phản ứng ở quá trình mong muốn

CẦU NGƯỜI GIỎI VĂN LÀM HỘ: VIẾT MB CHO ĐỀ : GIẢI THÍCH CÂU TỤC NGỮ "LÁ LÀNH ĐÙM LÁ RÁCH". *NO COPY*NO SPAM**HAY SẼ VOTE+CTLHN

Question 1. Listen to a school teacher talking about cyber-bullying. Fill each of the gaps with no more than TWO words. You will listen TWICE. https://drive.google.com/file/d/1mDpS3CX6jRpxrmOqcOlk2E9-wNj0REfd/view?usp=sharing The Internet is said to be one of the most amazing (1)____________ that humans have made. Since its appearance, the Internet has been so popular that nearly everyone uses it or knows about it. However, the Internet can be a scary place, especially because of cyber-bullying. Open any (2)____________ these days and you will see a story about this cyber-bullying. It’s a really nasty and growing problem. Cyber-bullies are real cowards. They hide behind their computers and scare people, send them hate mail or threaten them. Even worse is when they (3) ____________ pictures of their victims online. I have a friend who had a bad time at the hands of a cyber-bully. The cyber-bully (4)____________ lots of gossips and lies on the Internet. My friend’s reputation was badly damaged. You may wonder how cyber-bullying starts at school. Many schoolchildren physically bully others in class and then continue doing it online. Their victim isn’t safe anywhere. It is high time we (5) ____________ to stop cyber-bullying.

Cho a, b,c,x,y,z >0 . Chứng minh rằng x^2/a + y^2/b + z^2/c <_ (x+y+z)^2/(a+b+c)

cơ quan nào sản xuất tế bào sinh dục ( người ) giúp mình đi, mai thi òyyy :_((

Nguyên nhân và phương pháp bảo vệ môi trường

tả thầy cô trong thời kì chống covid-19 VD: Cô giáo đang khử khuẩn,... Càng hay càng tốt nhé!

Tiếp lần nữa các bạn giúp tôi với

Câu 1: Yếu tố là cơ bản thúc đẩy tư bản Pháp xâm lược Việt Nam? Câu 2: Tình hình Triều đình nhà Nguyễn nửa đầu thế kỷ XX như thế nào? Câu 3: Pháp chọn Đà Nẵng làm mục tiêu mở đầu cuộc tấn nhằm thực hiện kể hoạch gì? Câu 4: Theo Hiệp ước Nhâm Tuất, Triều đình nhà Nguyễn thừa nhận quyền cai quản của Pháp ở đâu?

C. Reading I. Read the text and answer the questions below: A robot cannot think or do things alone. People use a computer to control it. Today, robots are not very popular because they are too expensive, but they are very useful. They can help us save a lot of time and work. A robot can do the same work for 24 hours and it does not complain or get tired. In the future, scientists will design many types of intelligent robots. Their robots will be able to do many more complicated things. However, some people do not like robots. They fear that one day robots will be too powerful. 1. Why do people use a computer to control a robot ? → ………………………………………………………………………………………………… 2. What can a robot help us ? → ………………………………………………………………………………………………… 3. Are robots cheap or expensive ? → ………………………………………………………………………………………………… 4. Do all people like robots ? → ……………………………………………………………………………………………….