①风雨交加 ②冰天雪地 ③云开雾散 ④云雾缭绕
(1)终于等到(
(2)在这个(
(3)登上山顶,低头远望,只见脚下(
(4)父爱是火,在(
①吱呀 ②嗡嗡 ③哗啦啦
(5)小溪的水(
(6)蜜蜂在花丛中(
(7)夜深人静时,只听见老鼠将门咬得(
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