众所周知,地震是一种可怕的自然灾害,近期日本和厄瓜多尔相继发生7级以上大地震,造成了巨大的人员伤亡和财产损失。那么当地震来临我们需要怎样去做呢?
在教室时 | 藏在课桌下面等待老师指示 |
在家时 | 藏在起居室或厨房的桌子下。不要去窗户旁边也不要去阳台(balcony) |
在街上时 | 不要站在建筑物,栅栏(fence)或墙边,也不要站在树下,要赶快到安全的露天的空地去 |
注意:词数100左右。
What to Do During an Earthquake
As we all know, an earthquake is a kind of terrible disaster. So what should we do when an earthquake comes?
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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

