1. I study in class 7A1 with forty three other students.
2. She goes to Hue in the morning.
3. Marie Curie received a general education from her father.
4. We lived with very ...

Dorothea Shaw is 71 years old and nearly blind, and when she chose to live alone far away from people, she went about as far as it is possible to go to escape humanity. She lives in Belize - a coun ...

what is the difference between smartphone and cell phone
A: it is cheaper
B : it weighs heavier
C : it has more features 
D : it needs restoring

nh/u/à/th/ng/tr: Trung thành

1. B

2. B

3. C

4. D

5. A

6. A

7. A

8. C

9. D

10. D

tranh mk vẽ ko dc đẹp lắm mong bn nhận!

chúc bạn học tốt

chúc bạn học tốt

Chiều cao miếng đất là:

90 x 2 : 24 = 7,5 m

Số m để mở rộng đáy là:

15 x 2 : 7,5 = 4 m

ch&uacu ...

In Viet Nam, there are many important festivals but I fancy Tet holiday best. Tet last for three days it begins the last of January and the first February. We often prepare every thing before Tet s ...

công thức tính khối lượng mol:

n=$\frac{m}{M}$ 

công thức tính thể tích mol:

V=22,4 . n

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