1. 学习采茶、手工制作, 休验生活;
2.观察动、植物, 亲近自然;
3. 参观名胜古迹、博物馆, 了解历史文化;
4. 观看有意义的影视, 感受国家变化。
注意: 1. 词数80词左右;开头已给出, 不计入总词数;
2. 可适当增加细节, 使行文连贯;
3. 文中不得出现真实姓名和学校等信息。
4. 参考词汇: meaningful adj. 有意义的
The study trip is a kind of school education which is held outside and popular with students.
Our school has also held many study trips. Here are my experiences.
________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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