1.“丝绸之路”成为促进亚欧交流和人类文明发展的纽带。(缩句)
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2.青藏铁路的建成,督促了当地经济和社会的发展。(修改病句)
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3.这么远,箭哪能射得到呢?(改为陈述句)
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4.这巴掌大的地儿什么也种不了,还是空着吧!(运用本句的修辞再写一个句子)
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5.煤炭是由植物变成的。(扩句)
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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

