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There is a cat sleeping in the basket. A mouse comes. He sees the food. He is very hungry. He eats the food. Suddenly the cat wakes up and sees the mouse. He is angry. The mouse is afraid. He runs away and climbs onto the door. The mouse jumps off the door and runs away again. He goes back to the hole. The mouse is happy, but the cat is angry.
1．We can see a mouse in the basket.2．The mouse likes the food.
3．The cat is afraid and runs away.
4．The mouse jumps onto the desk.
5．The cat catches the mouse. He is 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
