Câu trả lời:
1: i have an unusal hobby: it is collecting buttons
2: when i was ten, i lost a cute button of my shirt
i had to find another to replace
3: buttons have a long history
buttons are made of different material
they have various sizes, shapes, designs and coulour.
4: button collecting is not expensive and it useful in many ways
5: i will collect rare buttons from other countries