深圳是一座科技之城、创新之城,为培养学生对科技的兴趣,你的学校上周举办了科技节。假定你是你校英语报的小记者,请你编写一篇新闻报道,介绍这次活动。
要点:1. 活动目的
2. 活动项目:模型制作比赛
3. 活动亮点:学生发明的服务于校园的机器人:外表、功能
4. 学生感受
提示词:
1. 科技节 science festival 2. 实验 experiment
Shenzhen is well-known as a city of technology and innovation. Last week,
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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

