A.花生的果实埋在地里,不像桃子、石榴、苹果那样,把鲜红嫩绿的果实高高地挂在枝上。 |
B.山洪过后,人们出工、收工、赶集、访友、来来去去,必须脱鞋挽裤。 |
C.毽子越做越讲究,有黑鸡毛、白鸡毛、芦花鸡毛等,各种颜色的毽子满院子飞。 |
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