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Tom:
Mum: It’s six fifty. Time to get up.
Tom: OK.
Mum. It’s rainy and cool.
Tom:
Mum: It’s thirteen degrees. You need to wear your sweater and trousers. Tom: I know, Mum. I am very hungry now. What’s for breakfast?
Mum:
Tom.
Mum: Sure. You can wash the vegetables.
Tom: Great!
| A．May I help you, Mum? |
| B．What time is it, Mum? |
| C．I am making tomato soup. |
| D．How’s the weather today, Mum? |
| E．What’s the temperature now? |
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
