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Sarah: I went to a forest park with my friends.
Oliver: What did you see there?
Sarah: We saw many trees and flowers. They were beautiful. We also saw some animals.
Oliver: That’s interesting. Last weekend, I rode a bike. But I fell off my bike and hurt my foot.
Sarah: Oh, are you all right?
Oliver: Yeah. I’m OK now.
1．Sarah went to a forest park with her friends last weekend.
2．Sarah played with animals in the forest park.
3．Sarah saw many beautiful flowers and trees.
4．Oliver fell off his bike.
5．Oliver hurt his foot last Monday.
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
