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A: Excuse me, sir! 1．
B: It’s on People Street.
A: 2．
B: You can take the No. 10 bus over there.
A: 3．
B: No, it isn’t.
A: Thank you. Look! 4．
B: Please wait! 5．
A: Oh, I see!
| A．How can I get there? |
| B．The bus is coming. |
| C．Is it far? |
| D．Don’t go at the red right. |
| E．Where is the cinema? |
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
