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It was Saturday. Amy was at home with her father. Her father said to her, “Let's go out for a walk” “OK, ” Amy answered, “I am ready. They walked on the street. Suddenly they saw a big black dog. The dog began to bark. Amy was afraid of the dog. She ran home. Her father said, “Don't be afraid, Amy. Don't you know the proverb (谚语): Barking dogs do not biter (咬人).” “Oh, yes,” said Amy. “I see, but does the dog know the proverb?”
1．Amy and her father walked to school.2．Amy was afraid of the dog.
3．Amy's father saw a white dog on the street.
4．The dog knows the proverb.
5．Amy and her father went out for a walk on Saturday.
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
