刻舟求剑
楚人有________,其剑自舟中坠于水,________,日:“是吾剑之所从坠。”舟止,从其________求之。舟已行矣,而________,求剑若此,不亦惑乎!
(1)按课文内容填空。
(2)那个人找到剑了吗?为什么?
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(3)“求剑若此,不亦惑乎!”这句话的意思是___________________________
(4)“刻舟求剑”是什么意思?这个故事说明了什么道理?
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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