一个星期天,宋耀如一家用过早餐,准备到一位朋友家去。二女儿宋庆龄显得特别高兴。她早就盼着到这位伯伯家去了。伯伯家养的鸽子,尖尖的嘴巴,红红的眼睛,漂亮极啦!伯伯还说准备送她一只呢!
1.本段话共有2.“特别高兴”、“早就盼着”说明
3.这段话是通过
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