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B: Hi, this is Mike.
A: It's rainy and cool. What about London?
B:
A: Haha... What time is it in London?
B: It's 7: 30 a. m. It's time to go to school.
A: It's 3: 30 p. m.
B: OK. Please go to the gym. Goodbye.
A:
| A．What time is it in Beijing? |
| B．What's the weather like in Beijing? |
| C．It's rainy, too. |
| D．Bye. |
| E．It's time for PE class. |
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
