A.“雄兔脚扑朔,雌兔眼迷离”,兔属于哺乳动物,牙齿有门齿、臼齿的分化 |
B.“神龟虽寿,犹有竟时”,龟可在水中游泳,也可在陆地上生活,属于爬行动物 |
C.“江上往来人,但爱鲈鱼美”,鲈鱼靠鳍协调运动 |
D.“明月别枝惊鹊,清风半夜鸣蝉”,鹊是鸟类,用肺和气囊进行气体交换。 |

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

