搜索
Simon is a good boy. Today is Sunday and it is fine, so Simon’s father takes him to visit the Great Wall. The Great Wall is far away from his home. So they are going there by bus. The Great Wall is about six thousand seven hundred kilometres. It’s very long and great. Simon is very happy and his father is happy, too.
( ) 1. Simon is a good girl.
( ) 2. Simon’s father takes him to visit the zoo.
( ) 3. The Great Wall is far away from his home.
( ) 4. Today is Saturday.
( ) 5. Simon is very happy, but his father is not happy.
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
