Cho e hình luôn ạ Cho tam giac BFC can tai B.Ke FE vuong goc voi BC tai E,Ca vuong goc voi BF tai A. a)Chung minh tam giac BEF=tam giac BAC b)FE cat AC tai D.Chung minh BD la tia phan giac cua goc ABC. c)Goi M la trung diem cua FC.Chung minh BM vuong goc voi AE.

tai sao khi rot nuoc ra khoi phich nuoc roi day nuoc lai ngay thi se bi bat nap lam the nao de tranh hien tuong nay

Các bạn ơi mấy chuyên gia toán tải phần mềm toán học kiểu gì vậy ạ mk ko tải được và chỉ dùng 30 ngày thôi mà các chuyên gia tải kiểu gì vậy ạ

Chia động từ trong ngoặc: 1. The ........ in contest programs are students, workers or family members. (contest) 2. We should not eat too much ......... food and sugar. (fat) 3. We bought plenty of ....... in Da Lat. (souvenir) 4. It is so ......... today. It is too wet and cold. I hate this kind of weather. (please) 5. We have ............ work to do in the afternoon than in the morning. (little) 6. What do ........... often do in their free time? (teen) 7. ............... students like playing basketball at recess. (energy) 8. Hurry up. We'll miss the train. Can't you run ........... (fast) -Sorry, I am going ........... I can already. (fast) -OK. I guess you are quite a bit .................. me after all. (short) 9. Before you read a book, you should turn to the list of ............ first. (contain) 10. Are there any ............. about the service of the hotel? (complain) 11. My brother is not very ............. He usually stay at home and reads books in the afternoon. (sport) 12. Their mother is a nurse. She takes care of sick ....... in the local hospital. (child) 13. I'm not .............. in this talk. (interest) 14. Thank you very much for .............. me. (invite) Oh, it's my .............. (please) 15. I have ........ work to do in the morning. (little)

Làm giúp mk câu này ik 13,25:0,5+14,25:0,25+13,25:0,125-13,25:0,25

13. “If you feel like a chat, phone me tonight.” David said to me. ( Tại sao thêm to )

Exercise 1: Choose the best answer 1. My wedding ring ………… of yellow and white gold. A. is made B. is making C. made D. maked 2. This house ……………….for 2 years. A. was built B. has been built C. has built D. built 3. References …………. in the examination room. A. not are used B. is not used C. didn’t used D. are not used 4. Mary ………….. in Boston. A. are born B. were born C. was born D. born 5. There’s somebody behind us. I think we are ………………. A. being followed B. are followed C. follow D. following 6. Have you …………….. by a dog? A. bite B. ever been bit C. ever been bitten D. bit 7. The room is being ………….. at the moment. A. was cleaned B. cleaned C. cleaning D. clean 8. Mr. Wilson is . . . . . . . . as Willie to his friend. A. knowed B. knew C. known D. is known 9. When…………..? In 1928. A. penicillin was discovered B. did pencillin discoved. C. was penicillin discovered D. did penicillin discover. 10. All the homework be doing _____________ at home. A. should do B. should done C. should be done D. should

Lựa chọn từ phù hợp hoàn thành câu giúp em với ạ. Em xin cảm ơn

Các Anh/ Chị giúp em trả lời TA với!

T 15 tuổi đang là học sinh lớp 9. Do hoàn cảnh gia đình khó khăn nên bố mẹ T bắt nghỉ học và ép gả T cho V-con trai của 1 gia đình giàu có để trừ nợ. Nêu suy nghĩ của e về việc làm của bố mẹ T. Cuộc hôn nhân trên có được pháp luật thừa nhận ko? vì sao? Nếu em là T, em sẽ làm gì trong tìn huống trên?