内容包括:1.野生动物灭绝的原因(栖息地的破坏;寻求其皮毛等)
2.保护措施(严惩非法捕杀;建立自然保护区;唤醒人们的保护意识等)
注意:1.词数100左右;
2.可适当增加细节,使行文连贯。
提示词:自然保护区natural reserves 捕猎者 hunter
Dear fellow students,
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The Students Union

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

