Câu hỏi đâu vậy ạ???

20 cm

B

1. I'm good at math.

2. My  teacher was very kind.

3. I learned about numbers, comparision between the numbers, fractions and decimal in Maths.

4. Yes, it is difficult to do calculations

5. Children should learn maths because Maths is necessary for their future

This exercise is too difficult for him.

Do the household chores

Tonight is Kate's birthday party.

Bạn vào trang cá nhân chọn dấu + nhé

5. D

6. D

7. A

8. C

1. D

2. D

3. D

4. C