☆伯父摸着胡子,笑了笑,说:“哈哈!还是我的记性好。”
①这句话表面在夸自己,实际上是________________
②这句话体现了________________________
☆他的脸上不再有那种慈祥的愉快的表情了,他变得那么严肃。他没有回答我,只把枯瘦的手按在我的头上,半天没动,最后深深地叹了一口气。
这句话通过对鲁迅的________和________的描写,表现了鲁迅________________________________
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