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Hello! My name is Lucy. I am a girl. I am nine. I am a student. Look, This is my family. This is my father. He is a teacher. This is my mother. She is a teacher, too. She is beautiful. I have two sisters. They are 10 years old. Can you see a boy? He’s my brother, Jack. He’s only 3 years old. Do you have a brother or sister？
（ ）1.I’m Lucy.
（ ）2.I am a teacher.
（ ）3.My mother is not a student.
（ ）4.Jack is a student.
（ ）5.I have one brother and one sister.
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
