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Lunch Special(午餐特惠)
| Lunch A ¥ 12.00  | Lunch B ¥ 10.00  | Lunch C ¥ 15.00  | Lunch D ¥ 19.00  |
1．You can see the menu(菜单) in the clothes shop.
2．Lunch B is the cheapest(最便宜的).
3．Lunch A is twenty yuan.
4．You can see a cake and a cup of coffee in Lunch D.
5．Helen likes eggs. So she can have Lunch C.
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
