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A clever Old Man
Sam is an old man. He likes walking in the street after supper. And he goes home at seven o’clock. But a car stops at his house tonight (今晚).
A policeman helps him get out. Then he tells Sam’s wife, “The old man got lost (迷路) in the street. He asked me to take him home in the car.”
After the policeman leaves (离开), his wife asks, “Sam, you go to that street every night. How can you get lost?”
“I am not lost. I just don’t want to go home on foot.” Sam answers.
1．Sam is an old woman. （2．Sam walks home tonight. （
3．A policeman helps Sam to get home. （
4．Sam’s wife gets lost today. （
5．Sam doesn’t like walking in the street after supper. （
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
