An old lady has a cat. The cat is very old. She can't run fast, and she can’t bite. When the old cat sees a mouse, she jumps to it and catches it, but the mouse still gets out of her mouth and runs away. Then the old lady is very angry. She begins to beat the cat. The cat says to her, “Don’t beat me. Please be kind to me. When I was young, I gave you a lot of help.”
( ) 1. An old man has an old cat.
( ) 2. The cat can’t run fast.
( ) 3. The old lady beats the cat because it can’t bite the fish.
( ) 4. The cat asks the lady to be kind to her.
( ) 5. The cat can’t jump onto the mouse.

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

