1.他站到几步之外仔细看看(____)觉得不很直(____)连声说(___)不行(____)不行(____)他又走上前把树苗扶正(____)
2.顺着弯弯的小路(____)寻找雷锋的足迹(____)雷锋叔叔(____)你在哪里(___)你在哪里(___)
3.早上醒来(___)我在摇摇晃晃的草叶上伸懒腰(___)用一颗露珠把脸洗干净(___)把细长的触须擦得亮亮的(___)
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