Giúp mình với mình cảm ơn trước

tìm x,y biết $x^{2}$ +2xy+ $y^{2}$ -6y+10=0

bạn nào làm giúp mik bài 5 với ạ mik rất cảm ơn

bạn nào làm giúp mik bài 4 với ạ mik rất cảm ơn

Mọi người giúp mình giải bài này với ạ

The use of mobile phones should be banned in public places like libraries and shops. To what extent do you agree or disagree?.Mình cần trong 25 phút nha

bạn nào làm giúp mik bài 3 với ạ mik rất cảm ơn

5x(12-5x)-(6x-3)(5-4x) (5-2x)^2+5x(x-1)-(1-3x)^2 (2x-1)^3-8(x-3)(3+x)+12x(x-2) (2x-7)^2-3(x-1)^2+(x+6)(6-x) ai làm nhanh em cho trlhn vs 5* ạ

chứng minh biểu thức này luôn dương : 2x^2+4x+3 giúp mình với

1. He often …………… up late. A. get up B. gets up C. got up D. getting up 2. ……….. you often ……………. TV? A. Do/watch B. Do/watches C. Have/watch D. Does/watches 3. Mr. Brown ……………….. English. A. Speak B. speaks C. does speak D. speakes 4. I usually ………………….. shopping on weekend. A. goes B. does go C. go D. do 5. Hai often ………………… his face at 6.15. A. washes B. washing C. does wash D. wash 6. Thanh and Mai always …………………… a movie on Saturdays. A. See B. sees C. do see D. does 7. ………….he often …………………… a bus to school? A. Do/take B. is/take C. does/takes D. does/take 8. We …………………… students in class 8 A.. Are B. is C. do D. eat 9. She ………………… homework in the evenings. A. Do not B. does not do C. doing D. do 10.He usually …………………… a taxi to the railway station A. Takes B. take C. taking D. does take 11. They often ……………………their parents on every Saturday. A. Visit B. visits C. does not visit D. visiting 12.My and I always …………………… to the countryside by bus. A. Went B. goes C. do go D. go 13.Our teacher usually …………………… us many exercises. A. Give B. giving C. gives D. does give 14.He often …………………… a train to work. A. catches B. catch C. don’t catch D. catching 15.The sun ……………………in the East. A. rise B. rises C. raise D. does rise 16. Angela ______ to the cinema last night. A. go B. went C. going D. doesn’t go 17. My friends ______ a great time in Nha Trang last year. A. had B. have C. having D. don’t have 18. Last summer I _____ Ngoc Son Temple in Ha Noi. A. did visit B. visit C. visits D. visited 19. My parents ____ very tired after the last trip. A. is B. being C. were D. was 20. Phuong _____ to Hanoi yesterday. A. return B. returned C. returns D. doesn’t return 21. Yesterday, I ______ to the restaurant with a client. A. go B. went C. going D. doesn’t go 22. I ______ to school last Sunday. A. do go B. didn’t go C. isn’t going D. doesn’t go 23. She ______ married last year? A. Did....got B. Does....get C. Did.....get D. doesn’t..... go 24. What ....you ______ last night? - I did my homework. A. Did....Do B. Does....Do C. Did.....Does D. doesn’t..... Do 25. Yesterday, I (get) ______ up at 6 and (have) ______ breakfast at 6.30. A. get/ had B. got/ had C. gets/ has D. gets/ have 26. They (meet) ____________their teacher at the moment. A. is meeting B. are meeting C. meet D. meeting 27. We (visit ) _____________the museum at the moment. A. is visiting B. is visiting C. visit D. are visiting 28. John (not read) ________ a book now. A isn’t reading B. reading C. is reading D. are not reading 29. Silvia (not listen) ________ to music at the moment. A is listening B. isn’t listening C. listening D. are not listening 30. Maria (sit) ________ next to Paul right now.? A. Are .....sitting B. Is..... sitting C. do...sitting D. Does... sitting