那边还有( )的几对,( )地在( )的电线上( )——嫩蓝的春天,几支木杆,几痕细线连于杆与杆之间,线上停着几个( ),那便是燕子,多么( )的一幅图画呀!
1.按原文填空。2.“几痕细线”你认为是指什么?
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3.在生活中,你有见过类似闲适安逸的画面吗?
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4.读完这篇课文,你有什么感想和体会?
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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