(1)____的春天,几支____。几痕_____连于杆与杆之间,线上停着几个______ ,那便是____。多么________的一幅图呀!
(2)《陶罐和铁罐》告诉我们:____________。
(3)河北省赵县的洨河上,有一座世界闻名的______,叫_______,又叫赵州桥。它是隋朝的石匠_______设计和参加建造的,到现在已经有______多年了。
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