(1)
A.juice B.milk C.coffee
(2)
A.pen B.pencil C.pencil-case
(3)
A.bread B.hot dog C.hamburger
(4)
A.dog B.pig C.cat
(5)
A.head B.ear C.eye
(6)
A.hand B.head C.finger
(7)
A.eight B.seven C.six
(8)
A.bird B.rabbit C.squirrel
(9)
A.doll B.boat C.ball
(10)4
A.four B.five C.face
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