(1)孔雀要开屏(bǐng píng)了,孩子们都屏(bǐng píng)住呼吸,耐心等待。
(2)一群孩子在果树下折(zhē shé zhé)跟头、爬树,爷爷说:“前几天刮台风,果园里折(zhē shé zhé)耗很大,玩可以,但不要攀折(zhē shé zhé)果树!”
(3)可恶(wù è)的公鸡一看(kàn kān)到我进院子,就赶紧跑过来啄我,比狗看(kàn kān)家还尽职尽责。
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