①拾级而上,便到了龙亭殿前。
②走进龙亭公园,穿过一丛丛争奇斗艳的鲜花,便到了龙亭。
③一天,我和妈妈一起去游览龙亭。
④我们步入大殿,看到四壁雕刻着的飞龙光彩夺目,金碧辉煌。
A.③②①④ | B.②③①④ | C.③④①② | D.④③①② |
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