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| What are you going to buy? Where are you going? Is it far? When are you going there? How can you get there? |
John: Hello, Amy! Nice to meet you, too.
Amy:
John: I am going to the fruit shop.
Amy:
John: I am going to buy some grapes.
Amy:
John: I’m going at 7:00.
Amy:
John: Yes, it’s far. The fruit shop is next to the pet shop.
Amy:
John: I can get there by the No. 12 bus. Then get off at the pet shop.
Amy: That’s right.
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
