B

B

Còn cái này

a: =8/5-2/3=24/15-10/15=14/15

b: =3/5-1/3=9/15-5/15=4/15

c: =1/3-1/5=2/15

d: =6/7-4/9=54/63-28/63=26/63

a.8/5 - 18/27 = 8/5 - 2/3 = 24/15 = 14/15

b. 12/20 - 6/18 = 3/5 - 1/3 = 9/15= 4/15

c. 8/24 - 5/25 = 1/3 - 1/5 = 5/15 - 3/15 = 2/15

d. 18/21 - 12/27 = 6/7 - 4/9 = 54/63 - 28/63 = 26/63

a: =8/5-2/3=24/15-10/15=14/15

b: =3/5-1/3=9/15-5/15=4/15

c: =1/3-1/5=2/15

d: =6/7-4/9=54/63-28/63=26/63

seo câu của tui lại bị xóa mất rồi bài này tui cũng làm hôm qua rùi mè sao ai lại xóa

8/5-2/3=24/15-10/15=14/15
3/5-1/3=9/15-5/15=4/15
1/3-1/5=2/15
6/7-4/9=54/63-28/63=26/63

61. Do students in Britain like travelling?

- Yes, they do.

62. What is hitchhiking? Is it a good way of travel?

- Hitchhiking is the cheapest way to travel.

- No, it isn't

63. What are bucket shops?

- Bucket shops are the shops which sell cheap airline tickets to countries like the USA, Thailand and Australia.

64. Why are "overland" tours not very comfortble, but special?

- Because you have to share the cooking, but it is a cheap way to see parts of the world that most tourist nver go to.

65. How can we recognize young travellers from Australia?

- We can recognize young travellers from Australia because they often paint a kangaroo symbol somewhere on the van.

muỗi→trứng→ấu trùng→nhộng→muỗi trưởng thành

#chúc bạn học tốt!!

muỗi----> trứng-------> bọ gậy---------> loăng quăng-------> muỗi