①《伏尔加河上的纤夫》是一幅不可多得的珍贵的油両。(缩句)
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②五彩缤纷的焰火在夜空中构成了一幅幅美妙的图画。(缩句)
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③敌人很狡猾。(改为比喻句)
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④为了把祖国建设得更强盛,我们应该努力学习。(改成反问句)
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⑤人的聪明与愚笨,难道是天生的吗?(改成陈述句)
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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