①嗡 ②啃 ③吞 ④吱 ⑤哗 ⑥啼
⑦嚼 ⑧吼 ⑨喊 ⑩唤 ⑪咽 ⑫啪
1.这些生字的共同点是:偏旁都是“
2.按要求给上面的生字分类。(填序号)
表示嘴巴动作的有:
表示声音的有:
表示用嘴出声的有:

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

