①天街小雨润如酥,
②几处早莺争暖树,
③忽逢桃花林,夹岸数百步,中无杂树,
④“‘万籁此都寂’,轻轻再轻轻!”这条提醒保持安静的标语嵌入了古诗文,别有情趣。请从欧阳修《醉翁亭记》或秦观《行香子(树绕村庄)》中选择句子,填入横线,完成下面这条提醒护花的标语。
“

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

