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Lin Hua and his e-friend Tim are chatting on the internet.
Lin Hua: Good evening, Tim.
Tim: Hi, Lin Hua. How are you?
Lin Hua: Not so good.
Tim: I’m sorry to hear that.
Lin Hua: Yes, it’s very cold here. But I like winter.
Tim: It’s summer in Australia now. Do you like summer?
Lin Hua:
Tim:
Lin Hua: Yes, I do. But I'm not good at it.
Tim: We all like swimming and basketball. I hope we can play together one day.
| A．Is it winter there? |
| B．I can make snowman in winter. |
| C．Yes, I like swimming in the sea and eating ice creams. |
| D．I like swimming too. |
| E．I have a cold. |
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
