My grandparents have one granddaughter, and it's me.
我的祖父母有一個孫女，就是我。
Grandpa reads a bedtime story to his granddaughter.
爺爺念睡前故事給他的孫女聽。
They have two granddaughters who live in Tainan.
他們有兩個住在台南的孫女。
Grandma bakes cookies for her granddaughter after school.
奶奶在放學後為她的孫女烤餅乾。