全科学习网1.英语作文,投诉信
Hello,
I want to complain. I bought a computer on 28 April 2011, but it became broken in just two weeks. I have asked the seller to repair it, however, two week now, but no one come here. What happen? I am very unsatisfy with the service.
这么快就回答你问题了，要采纳和好评哦。
2.高三英语作文投诉快递
per second of the waves we receive is higher than at the stars at rest. Similarly, when the light source is away from us, the frequency of the wave we receive is lower.. So for the light. This means that when the stars from us and to, their spectra towards the red end of the mobile (redshift); and when a star close to us and to spectra blue shift. This called for the relationship between frequency and velocity of Doppler effect is we are familiar with the, fo。
3.投诉信英语作文齐头式的
Dear Sir:\r\n My name is LiHua, I am writing to tell you something about our library.\r\n Last Saturday, I was going to our library with my friends. We are very disapponited with the \r\n librarian.His attitude is too bad,so my friend was very angry.When my friend ask him why ignore us , he is very aggressive for us and say you don't see me I am very busy. Besides, the environment is too dirty.So I do hope you can improve it.\r\n Thank you for your time and kind consideration.\r\n Sincerely yours\r\n LiHua。
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