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Hello, I have a happy family. There are five people in my family. My grandparents are very old. They like walking in the park. My father is a doctor. He has a big head. I call him ”big head dad”. My mother is a nurse. She is beautiful. I am a student in Grade Three. I love my family.
（ ）1. There are four people in my family.
（ ）2. My father has a small head.
（ ）3. My mother is a doctor.
（ ）4. My grandpa likes walking.
（ ）5. I’m a student in Grade 3.
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
