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Hi, I'm Linlin. I'm from China. I'm a boy. And I'm a student. This is my family. That man is my father. He is a teacher. He is tall. That woman is my mother. She is a teacher, too. She's short and thin. I have a cat. Its name is Mimi. It's cute. It has two big eyes. We all like it.
1．Linlin is from China.2．Linlin is a girl.
3．Linlin's father and mother are teachers.
4．Linlin's mother is tall and thin.
5．Linlin's cat has two big ears.
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
