Giúp mình phần (C) ý 2 (tính diện tích tam giác MBC ) thôi nhé!

Ghi đáp án thôi ạ, mình cảm ơn nhiều

13. If I ______her, I would take a break. A. were B. am C.will be D.be 14. Cotton is one popular fiber that______clothes A. used to make B. is used to making C. used to be made D. is used to make 15. Trees help prevent the erosion of the soil by ______it from the wind and the rain. A. protect B. protected C. protecting D. protection 16. They are going to leave London______June 15th. A. in B. at C. on D. for 17. Sure, you can give me______ hand if you want to. A. a B. x C. the D. an 18. The boss asked Jane______the next day because she looked so tired. A. if she wanted a day off B. that she wanted a day of C. whether she wants a day off D. if that she wanted a day off. 19. There is something wrong with them,______? A. isn’t it B. isn’t there C. aren’t they D. aren’t there 20. Jack insisted that he didn’t need any help, ______I helped him anyway. A. and B. so C. for D. but 21. ‘I’m really sorry about that!’ ‘______!’ A. That’s right B. Of course C. You’re welcome D. It’s OK 22. “Well done. You did great.”“______” A. It’s nice of you to say so B. Not at all C. It’s OK now D. With all my heart 23.Your English is improving. It’s getting______ A. good and good B. good and better C. best and best D. better and better 24.There was so many______things that we never get______ A. interesting – boring C. interested – bored B. interested – boring D. interesting – bored

Tìm số tự nhiên a để biểu thức sau có giá trị nhỏ nhất. Giá trị nhỏ nhất là bao nhiêu? (a – 30) × (a – 29) × (a – 28) × …. × (a – 1)

mình đang cần gấp, giúp mình nhanh nhé ạ

`\text{Câu "Tại/vùng/trangtrại /xa xôi/,có/một/bác/nông dân/trồng/được /những / cây/ ngô /rất/tốt/"có mấy danh từ đó là danh từ nào?}`

I ( play ) badminton since i was 2 Gấp

Chọn từ có cách phát âm khác 1. A. chicken B. chair C. chalk D. schedule 2. A. themselves B. thought C. them D. with 3. A.ploughs B. stops C. cooks D. contacts 4. A. dormitory B. forward C. organization D. information (1-ch,2-th,3-s,4-o)

19. The twins look so …………. their father. A. like B. likely C. likeness D. alike 20. …………. team sports require cooperation. A. Of all B. They are all C. Why are all D. All

They wil install solar panels on the roof of our house next week (chuyển thành câu bị đọng) =>Solar panels.......