①她一会儿拿起一本书看,一会儿又坐到琴凳上弹钢琴。(用划线的词语造句)
②伯伯家养的鸽子,尖尖的嘴巴,红红的眼睛,漂亮极啦!(仿照句子写一种小动物)
③二女儿宋庆龄特别高兴,她早就盼着到这位伯伯家去了。(用画线词语的另一种意思造句)
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