A.猎物(liè) 酬谢(chóu) 避难(nán) 辈子(bèi) |
B.崩塌(tā) 发誓(shì) 床铺(pū) 打瞌睡(kē) |
C.嫂子(sǎo) 淹没(mò) 尽管(jǐn) 珊瑚礁(jiāo) |
D.着急(zháo) 梭子(shuō) 纱衣(shā) 节俭(jiǎn) |
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