搜索
( )1. h ____ t(炎热的)
A. o B. a C. e
( )2. c ____ l ____(寒冷的)
A. o; o B. o; a C. o; d
( )3. w ____ ____ m(温暖的)
A. av B. ar C. ae
( )4. s ____ ____ ny(晴朗的)
A. un B. nu C. um
( )5.t ____ d ____ y(今天)
A. a; o B. o; a C. o; e
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
