1.《北京的春节》这篇课文的作者是老舍写的。(修改病句)
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2.院子里各个角落和暗洞你都很熟悉。(改为反问句)
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3.飞离地球、遨游太空是中华民族的梦想。(缩写句子)
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4.照样子,用加点词语造句子。
初一的光景与除夕截然不同:除夕,街上挤满了人;初一,铺户都上着板子,门前堆着昨夜燃放的爆竹纸皮,全城都在休息。
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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