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It’s Saturday today. It’s a sunny day. John and Janet want to go to the cinema. Janet looks at her watch. “Oops! The film starts in twelve minutes. We’ll be late. We need eighteen minutes to get there. Let’s run!”
“Don’t worry, Janet. I know a short cut,” says John. Then John takes her a different way. They walk through the garden and out of the front gate. Suddenly they are beside the cinema. Janet looks at her watch. “I can’t believe it. We have two minutes left. Thank you, John!”
1．John and Janet want to go to the library.2．The film starts in twenty minutes.
3．John knows a short cut.
4．They walk through the garden.
5．They have two minutes left before the film starts.
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
