The Spring Festival is coming soon. It’s an important festival in China. My families are busy. My father cleans the windows. I help him. My mother goes shopping. She buys flowers and put them in our home. My grandparents are cooking. We are happy.
1.______ is an important festival in China. ( )A.The Spring Festival | B.Christmas | C.May Day |
A.cleans the windows | B.goes shopping | C.is cooking |
A.mother | B.father | C.grandparents |
A.pets | B.new clothes | C.flowers |
A.sad | B.sorry | C.happy |
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同类型试题
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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
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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
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