国无德不兴,人无信不立。千百年来,诚信做人的思想始终存在中华儿女的心中。曾子烹彘,不欺孩童,言出必行的教
(1)请为文中的加点字选择正确的读音( )
A.huì dān méng | B.huǐ dān mēng |
C.huì dàn méng | D.huǐ dàn mēng |
(2)请根据拼音在横线上写出正确的汉字。

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

