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Tina: Hello, Tony.
Tony: I’m going to the bookstore.
Tina: What are you going to buy?
Tony:
Tina: Sure. How can I get to the bookstore?
Tony:
Tina:
Tony: At 2:30 p.m. I’ll wait for you at the cinema. Bye!
Tina: See you!
| A．When are we going? |
| B．Where are you going this afternoon? |
| C．You can go there by bus. |
| D．I’m going to buy some comic books. |
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
