雪娃娃
飘哇飘,飘哇飘,天上掉下白棉花。
棉花落到花园里,花园里钻出雪娃娃。雪娃娃,雪娃娃,小朋友们喜欢它。太阳公公一出来,雪娃娃跑得没影啦!
我想问问雪娃娃,你藏到哪儿去啦?
1.短文共有2.我知道“白棉花”就是
3.雪娃娃藏到哪里去了呢?
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