A dog has large piece of meat in his mouth. When he is walking on a small bridge, he looks down and sees himself in the water. He thinks it is another dog. That dog has also a large piece of meat in his mouth. He says to himself, I want to get his meat. Then I can have two pieces of meat. He opens his mouth to bark the dog in the water, and his meat fa11s into water.
( )1.The dog has a small piece of meat.
( )2.He wants to get two pieces of meat.
( )3. He finds another dog in the water.
( )4.The dog is standing on the grass.
( )5.He has no meat at last.
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