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I’m Li Hua. I’m a boy. I’m thin. I’m from Chaling. I’m a student. I’m nine years old. I like watermelons. I have many toy cars. Look, my toy car is on the desk. Li Fang is my sister. She’s six. She’s a student, too. She likes strawberries. We are in the same(相同的) school.
1．Li Hua is thin.2．Li Hua has many toy boats.
3．Li Hua and Li Fang like strawberries.
4．Li Fang is a boy.
5．Li Fang is a student, too.
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
