(1)他咬了一大口妈妈蒸好的馒头,细细咀嚼着,“哇,越嚼越甜”。这是由于馒头中的淀粉在
(2)被吸收后的葡萄糖,到达A处依次经过了心脏的
(3)血液流经E后,营养物质的变化是
(4)课堂上小明在专心听讲,认真思考。他的学习活动属于
(5)“进球啦!”小明兴奋地奔跑着,他吸气时肋骨间的肌肉处于
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