1.小芳第一次坐上磁悬浮列车,她高兴地喊道:“哇,真快呀!”为了表现列车行驶速度之快,她还可以这样说:“___________________________________________。”
2.小溪叮叮咚咚地流。(改成拟人句)
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3.李红不但会唱歌,而且能歌善舞。(用修改符号改病句)
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4.多看课外书可以增长知识。多看课外书可以提高写作水平。(用合适的关联词把两句话合并成一句话)
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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

