搜索
1．Toto is Gogo’s brother.
2．Toto has good habits.
3．Toto never does things right.
4．Toto always finishes his homework in the evening.
5．Toto usually packs his schoolbag.
6．Toto often takes out trash but never cleans up his room.
7．Toto gets up early every morning.
8．Toto always washes his face and brushes his teeth in the morning.
9．Toto is wearing the right clothes when he goes to school today.
10．Toto is wearing his pajamas when he goes to school.
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
