我站在天都峰脚下抬头望:啊,峰顶这么高,在云彩上面哩!我爬得上去吗?再看看笔陡的石级,石级边上的铁链,似乎是从天上挂下来的,真叫人发颤!
1.用“||”把这段话分为两层。2.写天都峰“陡”的句子是
3.短文中的“啊、吗”两个语气词,表达了“我”
4.作者为什么要写天都峰的“高”和“陡”?
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