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One day, Mr White came home very late. He looked for the key to the door, but he couldn't find it. He lost his key. He rang the bell (按门铃), but nothing happened (发生). He knocked (敲) at the room's window. But Mrs White didn't wake up (醒来). He stopped and then he began to speak like a small child. He said, “Mother, I want to go to the toilet" Mrs White woke up. She opened the door for him.
1．Mr White couldn't find the key to the door.2．Mr White rang the bell and knocked at the room's window.
3．At last Mr White stopped and left.
4．Mr White wanted to go to the toilet.
5．Mrs White didn't open the door for him.
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
