1.深蓝的天空中高高地挂着一轮金黄的圆月。(缩句)
2.星期天,我们必须去看排球赛。(改为双重否定句)
3.如果把水倒下去,吸水器不出水,就白白浪费这壶救命之水。(改为反问句)
4.割草的孩子们的脸蛋红扑扑的。(改为比喻句)
5.在李老师的帮助下,我的作文知识提高了。(修改病句)
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