1. 开展此次活动的目的;
2. 此次活动的具体内容(例如:二手书市,读书分享会,……);
3. 此次活动反响如何;
4. 你对此次活动的看法。
注意:1. 词数100左右;
2. 可适当增加细节,以使行文连贯。
参考词汇:Scholarly Campus 书香校园;second-hand book fair 二手书市
Dear Jack,
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Yours,
Li Hua
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