1. “海鸥”的“鸥”字用音序查字法,先查________,再查_________;用部首查字法,先查_____,再查_______。
2.“攀谈”一词中“攀”的部首是______,除部首外有_____画;在字典中的解释有:A 抓住东西向上爬;B 拉扯,拉拢,结交。“攀谈”一词中“攀”应选_______,“攀登”一词中“攀” 应选_______。
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