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Amy: What do you do on the weekend?
Mike: I usually climb mountains. Sometimes I go shopping. What about you?
Amy: Usually I go shopping. Sometimes I visit my grandparents.
John: I often play football. But not this weekend.
Amy: Why?
John: The weather report says it’s going to rain this Saturday.
Sarah: I usually play the piano on the weekend. But my piano teacher is ill (病).
Amy: Why don’t we read some books together? I have many story-books.
Sarah: Good idea! Amy.
1．Mike usually goes hiking on the weekend.
2．John often plays football on the weekend.
3．Sarah is going to play the piano this weekend.
4．Amy usually climbs mountains on the weekend.
5．They are going to read story-books this weekend.
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
