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Peter: Hello!
Cashier(收银员): Hello. This is ABC Restaurant.
Peter: Yes. I want some noodles.
Cashier: Here are noodles with tomato and egg and noodles with meat and potato.
Peter: Noodles with meat and potato, please.
Cashier:
Peter: No, thank you.
Cashier: It’s 18 yuan. Where is your house?
Peter:
Cashier: OK. We’ll have your order in 30 minutes.
| A．How much is it? |
| B．Do you want some soya milk? |
| C．Can I help you? |
| D．It’s at No. 3 park street. |
| E．What do you want? |
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
