(_____)1.A.black B.brown C.white
(_____)2.A.hop B.dog C.cat
(_____)3.A.ship B.bus C.fish
(_____)4.A.eat B.do C.drink
(_____)5.A.egg B.nice C.lion
(_____)6.A.cold B.cool C.cat
(_____)7.A.fish B.chicken C.cool
(_____)8.A.train B.car C.ship
(_____)9.A.watch B.water C.snake
(_____)10.A.hear B.smell C.park
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