舱门打开了。阿姆斯特朗小心翼翼地沿着登月舱的扶梯下来,踏上了月球。过了一会儿,奥尔德林也下来了。人类终于登上了千百年来心驰神往的月球。
1.“小心翼翼”一词,表现了阿姆斯特朗____________________。
2.“终于”一词,在文中表达的含义很丰富,请你把自己的体会写出来。
_____________________________________________________________________
_____________________________________________________________________
3.这次登月之旅有怎样的意义?
_____________________________________________________________________
_____________________________________________________________________
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