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Beijing 2-day Tour
Departure date: daily
Departure time: 8: 00 a. m Return time: 6: 00 p. m.
Price （per person in US dollar）
| Group size | Five-star service★★★★★ | Three-star service★★★ |
| 1 person | $ 230 | $ 150 |
| 2—6 people | $ 135 | $ 95 |
| 7 people or over | $ 115 | $ 80 |
1．How often is the Beijing 2-day Tour offered?
| A．Every day. | B．Once a week. | C．Twice a week. |
| A．$ 230 | B．$ 345 | C．$ 405 |
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
