1.下列词语中加点字的读音完全正确的一项是( )
A.稀罕(hàn) 发誓(shì) |
B.执拗(yòu) 凛冽(lǐn) |
C.垂蔓(wàn) 驯良(xùn) |
D.高跷(qiāo) 嘲笑(cháo) |
A.嵌入(qiàn) 苔藓(xuǎn) |
B.嫉妒(jì) 上卿(qīng) |
C.堡垒(lěi) 陷坑(xiàn) |
D.剔除(tì) 灰烬(jìn) |

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

