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I'm a girl. I'm in Class Two, Grade (年级) Six. My name is Li Hong. I'm eleven. My cousin, Li Yi, and I are in the same school, and in the same grade, but not in the same class. We are good students at school. I have a good friend. I call her Yangyang. Do you think Yangyang is a good girl? No. She isn't a girl, but a cat, a nice cat. She is black and white. I like her.
1．Li Yi is in Class Two, Grade Six.2．Yangang is my cousin.
3．Li Hong and Li Yi are good students.
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
