2. 看到你们表现得非常镇定、坚强，很感动;

　　3. 患难见真情，捐款500;

　　4. 美好家园可以重建，希望你们要看到希望、充满信心。

　　参考词汇：捐款 make a donation to

　　Sample ：

　　Dear friends,

　　Im awfully sorry to hear that a horrible and severe earthquake unexpectedly hit your hometown. Faced with such a rarely-seen disaster, you remain so calm and strong-willed that we are all moved to tears. A friend in need is a friend indeed. Thinking about your present situation, we can not wait a minute to make every bit of our effort to help you. I express my most sincere pity and care for you. Besides, i make a donation of 500 yuan to you, expecting that it can help you go through the difficulty. A better hometown can be rebuilt. Therefore, never give up whatever happens. Remember we wont be far away when you need any help!

　　Yours Sincerely,