A.深蓝的天空中挂着一轮金黄的圆月,下面是海边的沙地,都种着一望无际的碧绿的西瓜。(环境描写) |
B.他们回头望望还在向上爬的敌人,脸上露出了胜利的喜悦。(神态描写) |
C.其间有一个十一二岁的少年,项带银圈,手捏一柄钢叉,向一匹猹尽力地刺去。(外貌描写) |
D.起初是全场肃静,只听见炮声,只听见国旗和许多旗帜飘拂的声音,到后来,每一声炮响后,全场就响起了一阵雷鸣般的掌声。(场面描写) |
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