There is ice and snow because the weather is cold in winter. Spring is warm and rainy, and the flowers bloom(开花). It is hot in summer. We usually wear sunglasses(太阳镜). It is cool and windy in fall. The wind blows the leaves off the trees.
1.The weather is cold in summer. (______)
2.The flowers bloom in fall. (______)
3.We usually wear sunglasses in summer. (______)
4.It is cool and windy in fall. (______)
5.There is ice and snow in winter. (______)
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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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