Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
1. If the man hunt the animals, they will die.
2. If the woman throw rubbish in the river, it will be polluted
3. If the fisherman bomb the ocean, aquatic animals will die.
4. If people deforest, there will be poluted
5. If we plan trees, the Earth will be safe .
c) C=(151515/161616 + 17^9/17^10)-(1500/1600 - 1616/1717)
=(15/16 + 1/17)-(15/16 - 16/17)
= 15/16 ( 1/17 + 16/17)
=15/16 . 1 = 15/16
1C 2A 3D 4B
What about helping me with my HW?
I haven't met her for 3 days
Have you ever read that book yet?
The USA had colour TV in 1953
The Eiffel Tower is the most famous building in Paris
Ngoc has never been to HCM city before
1D 2D 3B 4C
Bài 5: 1.C
2.A
3.D
4.B
Bài 6: 1.What about helping me with my homework?
2. I haven't met her for three days
Bài 7: 1. Have you ever read that book yet?
2. The USA had colour TV in 1953
3. The Eiffel Tower is the most famous building in Paris
4.Ngoc has never been to Ho Chi Minh City before
Bài 8: 1.D
2.D
3.B
4.C
b: Ta có: \(47\dfrac{1}{9}:\left(-\dfrac{5}{2}\right)-27\dfrac{1}{9}:\left(-\dfrac{5}{2}\right)\)
\(=\left(47+\dfrac{1}{9}\right)\cdot\dfrac{-2}{5}-\left(27+\dfrac{1}{9}\right)\cdot\dfrac{-2}{5}\)
\(=20\cdot\dfrac{-2}{5}\)
=-8