(1)他精神振奋地走上讲台。(________)
(2)啪啪声里,一道道浆,衔接得像仙女穿的天衣,不用针线制作,没有缝儿。(________)
(3)小胖墩儿身体高大粗壮。(________)
(4)曹小三当然早就听说过师傅那手绝活,一直有些相信,又有些怀疑,这回非要亲眼瞧瞧。(________)
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