( )它就放开胆子跑到稿纸上,绕着我的笔尖跳来跳去……
( )起先,这小家伙只在笼子四周活动,随后就在屋里飞来飞去。
( )它完全放心了,索性用那涂了蜡似的小红嘴,嗒嗒地啄着我颤动的笔尖。
( )渐渐它胆子大了,就落在我的书桌上。
A.(1)(2)(3)(4) | B.(4)(3)(2)(1) |
C.(3)(1)(4)(2) | D.(2)(1)(4)(3) |
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