古诗词中处处渗透着传统节日习俗。元宵节放灯习俗悠久,宋代的辛弃疾就曾写下名句
A.今夜月明人尽望,不知秋思落谁家 B.日暮汉宫传蜡烛,轻烟散入五侯家
C.遥知兄弟登高处,遍插茱萸少一人 D.蓦然回首,那人却在,灯火阑珊处
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