Hello, my name is Jack. I am a student. I have an uncle and an aunt. This is my uncle. He's a tall man. His name is Tim Black. He is 26 years old. He is a firefighter. He's brave. He can run very fast. He's very strong. The lady is my aunt. Her name is Louise Brown. She's thin and tall. She is a singer. She can sing very well. She can dance, too. She's thirty years old. She has many fans. They all like her very much.
1.Jack is a student. (
2.Jack has two uncles. (
3.Tim Black is a strong police officer. (
4.His aunt can sing very well. (
5.She is thirteen years old. (
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