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Wu Yifan:
Mum: It’s 9:00 p.m. How about the UK?
Wu Yifan: It’s 1:00 p.m.
Mum:
Wu Yifan: I’m drawing a picture.
Mum:
Wu Yifan: OK, I will.
Mum: He’s sleeping. Then what are you going to do?
Wu Yifan: I’m going to have a trip on July 23rd.
Mum:
Wu Yifan: OK. Bye, mum.
| A．Keep your desk clean, Yifan. |
| B．Keep to the right. |
| C．What is Robin doing? |
| D．Hi, mum. What time is it in Beijing? |
| E．Remember to keep to the left in the UK. |
| F．What are you doing? |
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
