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A. She can eat rice cakes. B. She can climb mountains. C. She can visit her grandparents.
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A. It's the Spring Festival. B. It's Children's Day. C. It's the Double Ninth Festival.
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A. She likes eating rice cakes. B. She likes eating jiaozi. C. She likes eating rice dumplings.
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A. Yes, it is. B. No, it isn't. C. We don't know.
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A. It's the Mid-Autumn Festival. B. It's the Spring Festival. C. It's the Dragon Boat Festival.
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