I'm very love my family. But the people who I love best is my grandfather. My grandfather's name's Thanh. He was born in 1952 and now he is 70 years old. My grandfather has short white hair look very beautiful. He is very tall and fit. He has been joined the army at the age of 18 and then left at 25. Then my grandfather had a PhD of chemistry and then became the headmaster of a secondary school. In my free time, I always play chess all listen to the story about my grandfather. He is very active. I love my grandfather very much!

$\rightarrow$ Bài văn mang tính hiện thực không có chi tiết hư ảo.

$\rightarrow$ PhD: bằng tiến sĩ

$\rightarrow$ at the age of + age: ở độ tuổi 

$\rightarrow$ Câu trúc hiện tại hoàn thành thể khẳng định: S + have/has + $V_3$/$V_ed$