吧 呀 吗 呢 啦
1.“咕咚”来了,太可怕(______)(_____)
2.棉花姑娘惊奇地问:“你们是谁(______)(____)”
3.小燕子说:“我要用尾巴掌握方向(______)(____)”
4.小蝌蚪问鲤鱼:“你是我的妈妈(______)(____)”
5.请你帮我捉害虫(______)(____)
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