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Jack:
John: Which season do you like best?
Jack:
John: I like summer, too.
Jack: The weather is too hot. Let’s go swimming, OK?
John: Great!
Jack: No, he can’t. He’s busy now.
John: What is he doing?
Jack:
John. Oh, maybe next time.
| A．I’m reading a book about seasons. |
| B．He is having a football class. |
| C．Can your brother go swimming with us? |
| D．I like summer best. |
| E．Because I can swim in summer. |
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
