学进去-教育应平等而普惠
试题
类型:讲稿
难度系数:0.40
所属科目:初中英语

假设你将在暑假参加一个英语夏令营,活动内容之一是英语演讲。请你以“The Internet and I” 为题,写一篇100词左右的英文演讲稿,谈谈在互联网环境下你的学习与生活等方面的情况。


注意:1. 书写规范,表达连贯,可根据内容适当发挥;
2. 文中不得出现真实的地区、学校及姓名。

The Internet and I


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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

用户名称
2019-09-19

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

用户名称
2019-09-19
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