同学们,寒来 ① (暑 署)往,秋收冬藏,一年四季景象不同,所代表的生命状态也不相同:春天草长莺飞,桃柳掩映,酝酿着生机;夏季荷花映日,蛙鸣虫唱,是生命的张扬:秋天树木
(1)语段中三个加点字怎么读?请帮他作出选择。( )
A.cān mì tián | B.cān shì kuò | C.cēn mì tián | D.cēn shì kuò |
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