(1)50年,时光的流逝并没让“雷锋精神”tuì sè( ),每天同学们《学习雷锋好榜样》的歌声响彻yún xiāo( ),“雷锋精神”像一棵高大的zào jiá( )树一样,依然生机勃勃。
(2)宋代《奇峰万木》为huáng juàn( )biǎo zhì( )的立轴,经《天下收藏》的专家jiàn dìng( )为真品。
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