1.你看到或参加过一次活动(包括时间、地点、经过);
2.你对该活动的感受以及对祖国的热爱之情;
3.你今后如何为建设祖国贡献力量。
注意:
1. 文中不得出现真实的人名、校名和地名;
2. 词数在80~100, 已给出的文字不计入总词数。
To celebrate the 70th birthday of our motherland(祖国),_____________________________________
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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

