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Bill: Really?
Dad: It’s cold here. It’s 5 degrees. How about Beijing?
Bill:
Dad: May Day (五一劳动节) is coming. I’ll be back. Let’s go to Hangzhou.
Bill:
Dad: Oh, it’s 6:30 p.m.
Bill: Huh? 6:30?
Dad: Yes.
Bill: It’s 4:30 p.m.
| A．It’s time for dinner. |
| B．Let’s go. |
| C．What’s the weather like there? |
| D．What time is it in Beijing now? |
| E．It’s warm and sunny. |
| F．Great! |
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
