晴 清 请 青 情
(1)周末,天气(______)朗,小红邀(______)我们一家一起去郊游。野外有(______)的草,红的花,绿的树,还有(______)澈的溪水,真美啊!看着美景,我们的心(______)也变得很愉快。
吗 呢 吧 呀
(2)你要回去了(______)? (3)我们一起回家(______)!
(4)明天会不会下雨(______)? (5)这朵花真香(______)!
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