搜索
(It’s 7:00. Amy and Mum are at home.)
Mum: Hurry up, Amy. It’s time to get up.
Amy: OK, Mum.
Mum: It’s 7 o’clock. Breakfast is ready.
Amy:
Mum: It’s sunny and warm.
Amy: Can I wear my new T-shirt today?
Mum:
Amy: But where is it?
Mum:
Amy: No, it isn’t.
Mum: Is it on the sofa?
Amy:
| A．Yes, you can. |
| B．Is it on your bed? |
| C．What time is it? |
| D．Yes, it is. |
| E．What’s the weather like today? |
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
