A.邻家的小猫小狗小鸡小鸭,个把月不过来,再见面,它已经有了妈妈的一半大。 |
B.直到妈妈一声喊:“蕾蕾,你疯啦?嫌身上没长痱子吗”? |
C.它们在我的头顶和肩膀上起劲地跳跃:滴答,滴答滴答…… |
D.为什么我一有了雨衣,天气预报就总是“晴”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