(1)在读书、学习的道路上,没有捷径可走,也没有顺风船可驶,如果你想要在广博的书山、学海中汲取更多更广的知识,“勤奋”和“刻苦”是必不可少的,正所谓:“
(2)《墨梅》用“
(3)我们班拔河比赛输了,明明抱怨比赛失利是因为风很大,同学配合又不默契。对此,老师说:‘
(4)诗词意味无穷。在诗词中,我们可以领略美妙的景色:“梅子金黄杏子肥,
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