1.我趴在窗台上,看着浩瀚的星空。(缩句)
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2.在那一瞬间,决定把我知道的告诉大家。(修改病句)
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3.给下面句子加上标点。
在宇宙的那一边___加法是这样的___大地万物加上一场大雪等于一片白茫茫___那时___无数的孩子会从家里冲出来___打雪仗___堆雪人___滑雪___
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