“我想让海水变淡水,哗啦哗啦浇庄稼!”
“我想到海底去探秘,看看‘火山’和‘陆地’”
“我想到海底去采矿,抱出万千金疙瘩!”
(1)文中的“金疙瘩”指的是 。
(2)三个孩子的想法表现了他们的什么愿望?
(3)如果是你也在看浪花,你心里会想些什么?
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