A.语言描写 B.动作描写 C.神态描写 D.心理描写
(1)我心想:千万别被他们发现了才好!(
(2)妹妹一听说今天不出去玩了,便生气地脈起了嘴。(
(3)“噢,谢谢你!”他说,“要不是你,我肯定完成不了这个任务。”(
(4)我将搭在背上的书包拽下来,低着头,一步半寸地挪到老师跟前。(
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