同学们,你们的暑假生活一定很精彩吧,请以“My Summer Holiday”为题写一篇作文,写一写:1.去年暑假你去了哪里? 2.怎么去的? 3.都干了些什么有趣的事? 4.你当时的心情如何? 5.今年暑假有什么计划? 6.你打算去哪里? 7.怎样去? 8.打算去干什么?……
My Summer Holiday
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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

