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This is Amy’s family. There are six people in her family. Her parents are doctors. They work in a big hospital(医院). They are good doctors. Her uncle and aunt are teachers. Her uncle is a maths teacher. Her aunt teaches English. They are nor in the same school. Amy has a brother. He is only three years old. Amy is ten. She is a student. It is a big and happy family.
1．There are five people in Amy’s family.2．Amy’s uncle is an English teacher.
3．Amy’s parents work in a big hospital.
4．Amy’s brother is 3 years old.
5．Amy is a student.
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
