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One day, a dog sees a big bone when he walks in the woods. On his way home, he meets an owl. The dog shows off his bone, “I bet you’ve never seen a bone this big.” The dog sees his reflection in the river. “Look! That dog has a bigger bone. I want that bone too.” The dog barks at his reflection in the river. “Give me your bone!” The dog jumps at his reflection in the river. “Where’s that dog? Where’s his bone? Where’s my bone?” The dog finds nothing in the river. “Next time, be happy with what you have.” The owl says. The dog learns his lesson.
( ) 1. The dog is greedy.( ) 2. There are two dogs in the story.
( ) 3. The dog can get two bones in the end.
( ) 4. The dog in the river has a bigger bone.
( ) 5. Be happy with what you have.
( ) 6. The dog learns his lesson.
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
