12月1日是世界艾滋病日，为了让同学们更好地了解艾滋病(Aids),提高自我防范意识,请你用英语写一篇演讲稿，内容包括:
(1)艾滋病流行的趋势;
(2)如何做好自我防范;
(3)发出呼吁。
注意:
(1)写作词数应为80左右;
(2)请按如下格式在答题卡的相应位置作答。

Good morning, my dear fellow students!

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That's all. Thank you!