Tìm giá trị của m để bất phương trình (2m2-3m-2)x2+2(m-2)x-1=<0 có nghiệm đúng với mọi x

a) Vào mùa hanh khô, ta thường thấy có những vẩy trắng nhỏ bong ra như phấn ở quần áo. Điều dó giúp cho ta giải thích như thế nào về thành phần lớp ngoài cùng của da? b) Khi da tiếp xúc thường xuyên với ánh nắng mặt trời, tại sao da lại sạm lại?

I. Rearrange the given words or phrases to make meaningful sentences 1. next year/ will/ foreign language/ learn/ more/ one/ I ……………………………………………………………………………………… 2. won’t/ unless/ with me/ the movie/ you go/ I/ go to. ……………………………………………………………………………………… 3. to go to/ want/ a new bicycle/ next year/ to have/ I/ school. ……………………………………………………………………………………… 4. interesting/ tomorrow/ will tell/ when/ something/ see you/ I/ you/ I. ……………………………………………………………………………………… 5. until/ talk to/ won’t/ her/ go home/ see/ I/ I/ and/ can ………………………………………………………………………………………

Cách làm tranh dân gian Đông Hồ?

Bài 4: Tìm số nguyên x, biết: 5 + x = -15 -15 + x = 3 3x + 8 = -7 d) 161 + ( x – 45) = 87

III. Give the correct tense or form of the verbs in brackets. 1. The children (play)……….…..badminton in the stadium now. 2. You (go)……………..to London last month? 3. You (get)…………..….good marks if you study harder. 4. My brother enjoys (read)………………in his free time. Now he (read)…….…a magazine. 5. They (not visit)…………..…Da Lat for two years. 6. When I (be)………....tired, I enjoy (watch)……………..television. It’s relaxing. 7. Would you like (have)………..……. something to eat? 8. This house (build) ………….…….over 100 years old. IV. Use the words given in brackets to form a word that fits in the space. 1. He was very ___________ of the work he had done. PRIDE 2. The children are playing ____________ on the beach. HAPPY 3. The children are more ___________ in cartoons. INTEREST 4. He is a famous ____________ in the world. SCIENCE 5. My brother can speak three languages ___________ FLUENT 6. We must learn about keeping environment ____________ POLLUTE V. Read the following passage and choose the best one (A, B, C or D) to answer the question. Traffic jams in Vietnam only frequently take place in Hanoi capital and Ho Chi Minh City. Vietnamese people seem be accustomed to traffic congestion, even miss it whenever they go to other places. There is no fixed rule for the time the traffic jams to happen but it is worst during the rush hour when everyone is in a hurry to get to work or come back home. Apart from peak hours, the time between 9 am to 10 am and between 3 pm to 4 pm also witnesses long lines of vehicles, mainly motorbikes, struggling to get out of narrow streets. Whenever it rains, the traffic jam gets more terrible with the joining hand of flooding. Taxis are extremely hard to catch or wave during the downpour. However, it only takes about 30 minutes on average for a standstill and 2 hours to get through the worst, not really bad compared to that of other countries. 1. Where do traffic jams in Viet Nam regularly occur? A. Hanoi capital B. Hanoi capital and Ho Chi Minh City C. Ho Chi Minh City D. Da Nang City 2. What time are the traffic jams worst? A. no fixed time B. in the evening C. in the morning D. the peak hour 3. What can we see in the street at the time between 9 am to 10 am? A. motorbikes struggle against one another. B. long lines of vehicles struggle to escape from narrow streets. C. motorbikes fight to get space. D. long lines of vehicles struggle to get up streets. 4. What happens with the traffic congestion when it rains? A. It gets more terrified. B. It becomes more terrible. C. It is covered by flood. D. It gets more flooding. 5. How long does it take to get through the worst traffic jam? A. 30 minutes B. haft of an hour C. 2 p.m D. 2 hours

III. Complete the sentences with the correct form of the words in brackets. ( 2ms) 1. The temple is very (history)...................................and unique. 2. That is the most interesting (festive)..........................................in my country. 3. Big Ben is a major monument in Lon Don which (symbol)...................................the United Kingdom. 4. Da Lat is famous for the (scenery).................................beauty of its lakes and parks. 5. Ayers Rock is also one of the top tourist (attract)......................................in Australia. IV. Each sentence has a mistake. Underline and correct it. (1,4ms) 1. Minh usually watches movies in English and it help to improve his English. ......................................................................................................................... 2. They have build these schools for two years. ......................................................................................................................... 3. Has your school year start next week, on September 5th ? ......................................................................................................................... 4. What time have you meet Steve on Sunday? ......................................................................................................................... 5. Do you taking a shower now? ......................................................................................................................... 6.Since the late 1980s, the economy of Ireland grown rapidly. ......................................................................................................................... 7. I have just phoned the centre and the doors opens at 18.00. ......................................................................................................................... V. Using the suggested words to make meaningful sentences.(3ms) 1. My brother / visit/ New York/ England/ several times. .................................................................................................................. 2. The concert/ start/ at 7 P.M/ end/ at 9 P.M. ................................................................................................................. 3. I/ live/ the UK / at the moment/ learn English. ................................................................................................................. 4. you/ ever/ be/ to Singapore? => Yes. Twice. ................................................................................................................. 5. The United Kingdom/ consist of/ Great Britain/ Northern Ireland. .................................................................................................................. 6. Since 2005/ India/ have/the world’s largest English-speaking population. ................................................................................................................

Tìm biện pháp tu từ được sử dụng trong hai câu sau: Đước thân cao vút , rẽ ngang mình Trổ xuống nghìn tay ,ôm đất nước

15. Sports is good....................... your health. A.on B. for C. in D. at V.Read the passage and choose the correct word A, B, C or D for each question below: My name is Trung. I’m a handsome and hard student in class 6A2. Badminton is my favourite sport. When a player plays against another one, it is an individual sport.When two players play against another two, it is a team sport. A badminton match lasts until one player or one team wins two out of three rounds, or it depends on how much time the players have for the game. All we need is a shuttlecock and rackets. I love badminton because it is very easy and simple. Many of my classmates play badminton, too. 16.What is the main idea (ý chính) of the passage? .......................... A. Trung’s family B. Trung’s favourite sport C. My favourtie sport D. Trung’s school 17. Badminton is an individual sport when ........................ A. a player plays against another one. B. a player plays another team. C. two players play another two. D. A team plays another team. 18. We need at least (ít nhất) ............... players, badminton is a team sport. A. two B. three C. four D. one 19. What do we need to play badminton? A. shoes and skis B. a ball and baskets C. a ball and nets D. a shuttlecock and rackets 20. Trung loves badminton because ........................... A. it’s interesting and exciting B. it’s complicated (phức tạp) C. it gives him lots of fun D. it’s not difficult and simple

II. Write a mail (80-100 words) to your friend to tell him/her about the latest sports event in your school. You can base on some suggestions below: - What was the sports event? - When was it? - Who joined it? - What happened? - How did you feel about that? *Lần thứ 3 rùi đó* P/s:Đúng chủ đề;ko chép mạng