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A: Welcome to our shopping mall! Your health code（代码）and travel code, please.
B: I’m sorry.
A: Don’t worry. Your ID card is OK.
B:Here you are. It’s so kind of you.
A:
B: OK.
A: Come in, please.
B: Thank you.
A: Children’s clothes are on the 5th floor, and the elevator is over there.
B: Thanks a lot.
A: You’re welcome.
| A．I have left my phone at home. |
| B．Enjoy your shopping. |
| C．The clothes here are of high quality. |
| D．It’s my duty. |
| E．But you need to fill in the form. |
| F．By the way, I’d like to buy a coat for my grandson. |
| G．Where is my phone? |
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
