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John: Hey, Mike. What are you doing?
Mike:
John:
Mike: I like summer best.
John: I like summer too.
Mike: Yes, today is too hot. Let’s go swimming. OK?
John: Good idea.
Mike: No, he can’t. He’s very busy (忙碌).
John: What is he doing?
Mike:
John: OK! Let’s go!
| A．Which season do you like best? |
| B．Because I can go swimming. |
| C．Can we go with your brother? |
| D．He is doing homework. |
| E．I am listening the music The Four Seasons. |
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
