giúp em câu b,e,f,c với ạ (phần giữa nha mn)

(-$\frac{5}{11}$ :$\frac{13}{8}$ -$\frac{5}{11}$ :$\frac{13}{5}$ )+(-$\frac{1}{33}$ )

Giúp mình câu 1,2 môn gdcd 10 nha mọi người

xác định thành phần được rút gọn trong các trương hợp dau : gần mực thì đen gần đèn thì rạng

Nêu tên các bài tuỳ bút đã học mỗi tác phẩm đó đã bộc lộ cảm xúc về những đối tượng nào ?

12. It wasn’t fine. I wish _______. A. it was fine B. it would fine C. it will fine D. it had been fine

giúp mình 2 câu 13 và 14 nhé. Cảm ơn!!!

vì sao pháp luật phải có những quy định về an toàn giao thông

Bằng pphh, hãy nhận biết 3 bột trắng: Baco3, Nacl, Na2co3

Exercise 4: Choose the best answer A, B, C or D to complete the sentences. 1. The contest aimed to stimulate the spirit of learning English ____________ students. A. on B. for C. of D. among 2. The teacher explained the competition’s rules __________ the students very carefully. A. to B. with C. for D. about 3. Most students are interested __________ the annual English Speaking Contests. A. on B. in C. with D. at 4. _________ is someone who takes part in sports competitions, such as running and jumping. A. Judge B. Sportsman C. Athletic D. Sponsor 5. They quickly read the questions and tried to find out the answers. A. complete B. guess C. offer D. discover 6. A string of defeats has failed to break the team’s ____________. A. spirits B. efforts C. works D. methods 7. There is now an intense _________ between schools to attract students. A. competence B. competition C. competitive D. competitor 8. Such questions provide a useful means of __________ students’ interest. A. expressing B. encouraging C. stimulating D. providing 9. All students can take part in the annual English-speaking competition. A. happening once a year B. happening once a term C. happening once a month D. happening once every six months 10. He _________ his poem in front of the whole school. A. dedicated B. recited C. said D. delivered