Thuyết minh về loài hoa hoa sen

Cho a,b,c khác 0 và thỏa mãn: 2ab+1 trên 2b=2bc+1 trên c=ac+1 trên a CMR:a=2b=c hoặc 4a^2.b^2.c^2=1 ae oi giupvoi quangcuong347 hay ai do cung dc

test1.Choose the word which has the underlined letter pronounced differently 1. A)wanted B) stayed C) painted D)needed 2.A)walked B) helped C)started D)cooked 3.A)pleased B)rained C)kissed D)smiled 4.A)watched B) visited C)worked D) walked 5.A)invited B) stopped C) washed D)smoked âm gạch chân là ed nha Test2. choose correct adjectives 1. i work hard all day .Now i feel.................... A. tired b.tiring 2.She's........................of her job.She's looking for another A.boring B.bored 3.We were............to hear he's 50.He looks much younger A.surprising B.surprised 4.The book I'm reading is........... A.interesting B interested 5.You look...........What's wrong? A.worried B.worrying 6.We had a................time at the restaurant.The place is awful A.shocked B.shocking 7.Some of his comments were................ A.insulting B.insulted 8.My exam results were a little............. A.dissapointed b.dissapointing 9.There's nothing more ......than riding on a rollercoaster. A.exciting b.excited Làm được 2 bài mik tick 5 sao và cảm ơn nhé

I. Choose the word that has the underlined part pronounced differently. 1. a. Spanish b. habit c. Necessary d. satisfactory 2. a. mend b. semester c. Letter d. report 3. a. comment b. promise c. shop d. improve 4. a. meaning b. heart c. eat d. speak 5. a. across b. come c. excellent d. satisfactory II. Multiple choices. 6. He tried to give up smoking but couldn't break the_______ . a. hobby b. habit c. pastime d. favor 7. Our team won the game because we played very a. good b. well c. Goody d. better 8. You_____ take the baby to the doctor. a. should b. ought c. Need d. has to 9. The doctor______ he should take a few days off. a. say b. said c. ask d. tell 10. He was more than a little proud _____ himself. a. about b. to c. of d. for 11. The Chinese team ______ in the competition. a. work very hard b. workedvery hard c. work very hardly d. worked very hardly 12. James is very ill; he ______ to the hospital. a. need to go b. needs to go c. need going d. needs going 13. His ______ towards me is very strange. a. behave b. behavior c. behaved d. behaving 14. I was born in Vietnam; Vietnamese is my______ . a. mother tongue b. first language c. foreign language d. a & b 15. How do you______ your name? a. pronunciation b. pronounce c. pronounced d. pronoun III. Choose the word (a, b, c, or d) that best fits each of the blank spaces. Kenji and Ykari are new students in Peter's class. They are from Japan. They said they (16) _____ together, (17) ____ a week. They studied their textbook (18) _______ it has the grammar at the back. They learned the rules (19) _____ heart and then they wrote (20) ______ of sentences and examples, and practiced with conversations. 16. a. revised b. revision c. learned d. learning 17. a. once b. one c. two d. a & b 18. a. so b. so that c. because d. in order to 19. a. with b. by c. on d. in 20. a. lot b. lots c. many d. much

Từ nhân vật bà cụ Tứ, anh/chị có suy nghĩ gì về vai trò của người mẹ trong gia đình hôm nay?( khoảng 7-10 dòng)

Cho x,y,z>0 thỏa mãn: xyz=1. Chứng minh: 1/(2x+y+z)^2 + 1/(x+2y+z)^2 + 1/(x+y+2z)^2 <=3/16

Tính áp suất trong bình sau phản ứng giúp em với ạ

5 Though he lives in England, he can’t speak English well. =>In

Làm bài số 3 hộ mình nhá, đang cần gấp lắm để 5 sao với 10đ bạn nào giúp mình. Cảm ơn các bạn nhiều :))

Giải dùm mình bài 2 toán lớp 9 , giúp mình với mình cần gấp