(1)我的劳动没有白费,我感到很幸福。(改成双重否定句)
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(2)三个孩子常常从村子里把羊群赶到很远的树林里去。(改成“被”字句)
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(3)在周围的草地上有鹿和兔子跑过的痕迹。(缩句)
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(4)小井周围的树苗已经长成枝叶茂密的大树。(缩句)
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(5)泉水填满小镇。(扩句)
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(6)我能帮助别人,我感到幸福。(改为反问句)
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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

