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(注意：1.同学、朋友等人名一律用Tom代替，不可出现真实姓名。2. 不可完全照抄例文内容，否则不得分。3. 注意大小写和标点符号。)
This is my friend. His name is Tom. He has big eyes and a small nose. He is tall and thin. He likes hamburgers and donuts. He can swim. He likes to draw pictures, but I like to play computer games. His favourite subject is PE. He likes shorts. Green is his favourite color.
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
