要查的字 | 音序 | 部首 | 除部首外几画 | 选择字义(在序号下打“√”) |
狐假虎威 | | | | ①虚伪的,不真实的;②假如; ③假定,④借用。 |
索取 | | | | ①大绳子或大链子;②搜寻; ③要; ④寂寞。 |
复杂 | | | | ①多种多样的;②正式的以外 的;③混合在一起。 |

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

