1.至今,我们xiàn chéng的人们还保留着贴táo fú的习俗。听老人说这一习俗dà yuē 已有上千年的lì shĭ了。
2.造纸术是我国chuàng zào 并传到ōu zhōu和ā lā bó,tĭ xiàn了古代人们的zhì huì 和cái gàn。
3.《清明上河图》用画jì lù了北宋都城汴京热闹的场面,早已 míng yáng zhōng wài,现在băo cún 在博物馆里。
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