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John loves weekends. Saturdays and Sundays are his favourite days. He often plays basketball on Saturdays. And he often gets up late and has a big breakfast on Sundays. Lily is John's friend. She often goes swimming on Saturdays. But she studies on Sundays all day.
阅读短文, 选择正确的答案。1．John is Lily's ________. （ ）
| A．friend | B．pen friend |
| A．He often gets up late. | B．He often plays basketball. |
| A．Yes, he does. | B．No, he doesn't. |
| A．Yes, she does. | B．No, she doesn't. |
| A．She often studies all day. | B．She often goes swimming. |
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
