(1)你用水中听音器一听,就能听见各种声音:有的像蜜蜂一样嗡嗡, 有的像小鸟一样啾啾, 有的像小狗一样汪汪, 有的还好像在打鼾。(用带点的词语仿写句子)
(2)海底的动物常常在窃窃私语。(用带点的词语造句)
(3)同学们热心欢迎新来的李老师。(修改病句)
(4)我们仔细地观察、寻找。能从极普通的事物中找到美各种形状的卵石。(用关联词语将两句话连起来)

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

