(1)阵(zhèn zhèng)雨 掰(bāi bān)开 狗熊(xóng xióng)
(2)老爷爷得(dé děi)病了,得(dé děi)去医院。
(3)小明拿来花生的种(zhòng zhǒng)子种(zhòng zhǒng)在地里。
(4)天(晴 睛)了,看到(青青 清清)的草地,我们的心(请 情)很好。
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