V- Each of the following sentences has one mistake. Identify and correct the mistakes. 21. The little boy didn’t know how lacing his shoes. ………………………………………………………………………………………………………. 22. I would rather live on a farm than to live in a city. ………………………………………………………………………………………………………. 23. The workers are building a new bridge which is 150 meters in high. ………………………………………………………………………………………………………. 24. This text is too long for me to read it. ………………………………………………………………………………………………………. 25. The course is good, but more hard than I thought. ………………………………………………………………………………………………………. VI- Give the correct form of the words in brackets. 26. D.E Huge was the_____________of microphone. (invent) 27. People in the countryside are___________________. (friend) 28. If it doesn’t rain soon, there’ll be a great____________of water (short)) 29. Taxi drivers have to have a very good____________on the street names. (know) 30. Environmental_______________is every body’s respomsibility. (protect)

Did you hear or see the weather forecast this morning?if so, what did the forecast predict? Was it correct? giúp em với ạ em vote 5 so

cách tìm GTNN và GTLN và tìm số nguyên của một biểu thức ta làm như thế nào

Bài tìm x Giúp e làm bài này với ạ

III. Choose the word or phrase (A, B, C or D) that best completes the sentence. 6. The fatter I become, the ____________I run A. quicker B. more slowly C. slower D. more fast 7. ____________go past the traffic lights, and ___________turn left. A. First-than B. First-then C. Then-first D. Finally-then 8. It is ___________to live far from the market and the supermarket. A. easy B. inconvenient C. convenient D. comfortable 9. They have been in love with each other ____________they were young. A. while B. until C. for D. since 10. I have been_________many beautiful places in Viet Nam. A. at B. on C. in D. to 11. ______________are the Olympic Games held? A. How B. How long C. How often D. How much 12. Leave early so that you ____________ miss the bus. A. didn't B. shouldn’t C. won’t D. mustn't 13. What’s the weather ______________ in Ha Noi? A. to like B. likes C. like D. liking 14. A hi-tech robot will help us __________ children while we are away. A. look out B. look at C. look after D. look in 15. Our future houses will use_______________energy, and they are very friendly to the environment. A. sun B. sunny C. solar D. lunar

Giúp mình cái này được chứ Thank you!

Bộ đề thi lịch sử nâng cao e giup tui bai nay a em cam on nho giải thich ạ Bộ tộc người Giéc-man xâm chiếm tiêu diệt các quốc gia cổ đại phương Tây vào thời gian nào? a,Cuối thế kỉ IV b,Cuối thế kỉ V c,Cuối thế kỉ VI d,Cuối thế kỉ VII

tính a) (12 x 6 : 108) x 15 : 135 : 45 b) 107,35 - 1,35 x (16,85 : 284,745 : 12,3) hạn cuối: trước 6:30 tối nay

Em hiểu thế nào là điều ước quốc tế? Tại sao các nước lại cùng nhau kí kết điều ước quốc tế?

Tính giới hạn sau: $\lim\limits_{x\to 2} \dfrac{\sqrt{2x^2-6x+5}-\sqrt[3]{3x^2-9x+7}}{(x-2)^2}$ Nêu rõ các bước tìm đa thức thêm bớt.