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My name is Jiaming, I’m nine. I am a primary school pupil. I study in ZhuJiang Primary School in Guangzhou. I am in Class One, Grade Four. At school I have a good friend. His name is Ben. He often wears a blue shirt. He is an English boy. He and I are in the same class. We often study and play games together. I go to school at about 8 o'clock and go home at about 5 o'clock in the afternoon. Oh, it is 7:30 now. It is time to go to school. I must go now.
1．Jiaming is a pupil.2．Jiaming lives in Guangzhou.
3．Ben is an American girl. He often wears a blue shirt.
4．Ben is in Class One, Grade Five.
5．Jiaming and Ben often play games together.
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
