(____)?1.?t___?___k?谈? A.?al?? B.?el???C.?o1?
(____)?2.?w___t___?___?水???A.?u?er???B.?a?er???C.?u?ar?
(____)?3.?fr___?___?空闲的???A.?er???B.?ee??C.?ea?
(____)?4.?fl___?___r?地板?? ?A.?oo???B.?aa???C.?ee?
(____)?5.?pl___?___t?植物??? A.?am??? B.?an??? C.?al

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

