CH3- C liên kết ba CH2-CH3 có tên là

REWRITE SENTENCES: 1, I think it would be best for you in the long run to negotiate a lower price. (interests) 2, The current national team is not anywhere near as good as the one five years ago. (means) 3, Once the reasons for his resignation are public knowledge, we'll be able to judge for ourselves. (open)

Câu 2 và câu 3 giải giúp mình với

Question 1:(5x2 points). Complete the telephone conversation between two friends. What does Jack say to Andrew? Write the letter (A-H) on the space provided. Example : Andrew: Hi, Jack. It’s Andrew. Jack: 0. ___C___ Andrew: Oh, sorry. I’m phoning about the skateboarding competition this afternoon. Jack: (1) ____________________. Andrew: Really? There was some information about it in our club magazine. Jack: (2) ____________________. Andrew: Just from 2.30 till 5 p.m. They give out prizes at 6 p.m. Jack: (3) ____________________. Andrew: The prizes are better this time. The top prize is a skateboard. Jack: (4) ____________________. Andrew: You’re much better than you were last year. Jack: (5) ____________________ Andrew: Great! See you then. A. I’d like a new one but I don’t think I’m good enough to win. B. I didn’t see it. Is the competition on all afternoon? C. Hi, you’re calling early! D. Do the winners get CDs like last year? E. I wasn’t very good then. F .I didn’t know that was today. G .I haven’t got one of those. H .Maybe, we’ll see. Shall we meet in the park at 2.00?

4. How far is it from your school to the supermarket? → What _________________________________________________________________ 5. My daughter has learnt English for two years. → My daughter started________________________________________________ 6. I often went to the beach when I lived in Nha Trang. →I used _________________________________________________________________ 7.My sister plays football skillfully. →My sister is_____________________________________________________________ 8. There are over eight hundred stamps in my sister’s collection. → My sister’s collection ____________________________________________________

Bài 3: Cho tam giác ABC vuôngtại A, AB = 6cm, AC = 8cm, đườngcao AH. Kẻ tại E, tại F. Chứngminhrằng a) AE.AB = AF.AC b) tam giác AEF đồng dạng với tam giác ACB c) EF^2=HB.HC d) Tính chu vi vàdiệntíchtứgiác AEHF E) Tính S AEF/S ACB

Bài 4,5,6 đang cần gấp giúp mình nha. Cảm ơn nhiều

Tổng số nguyên âm lớn nhất và số nguyên dương nhỏ nhất là

cấu trúc của although là gì vậy

Giúp mình với,mk cần gấp lắm,vứa vote 5