家中也有灯:走马灯、宫灯、各形各色的纸灯,还有纱灯,里面有小铃,到时候就叮叮地响。大家还必须吃元宵啊。这的确是美好快乐的日子。
1.画线句中“:”的作用是____________。2.选段中写了________、_________、__________和_______四种灯,重点写_______,不仅写了______,还写了__________。
3.该片段略写吃元宵,你认为作者为什么这样写?
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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