There is a telephone on my desk. It’s my good friend. It helps me a lot. My telephone number is 8445816. Sometimes when I have something to talk about with my classmates, I don’t need to go out. I call them. I write down many telephone numbers of my friends. My best friend, John’s number is 8459471. When I can’t remember(记住) my homework, I ask him by telephone. There are some telephone messages beside my telephone. When I am out, my mother writes down the message for me.
1.My best friend’s telephone number is 8445816.2.He calls his classmates because he doesn’t know how to do his homework.
3.The telephone is on the desk.
4.Sometimes he talks with his classmates by telephone.
5.His mother writes down the message for him when he isn’t at home.
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