要求:1. 语句通顺,意思连贯,语法正确,书写规范;
2. 必须包含所给提示,并做适当发挥;
3. 行文中不得出现真实人名、校名或地名;
4. 词数 80 左右。(短文的开头和结尾已给出,不计入总词数)

Liang Ling, a 14-year-old girl, is a student in Class 1, Grade 9. She comes from…
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She is great. Let’s wish her a better future.

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

