Pesquise entre vários professores de Inglês...
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Something about QDs
The QDs are spherical in shape, the particle size is about 3 nm. What’s more, it has a uniform distribution and its crystal structure is cubic crystal.
10 de fevereiro de 2012
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First notebook entry: Introducing myself
Hello ,everyone!I'm an ordinary girl from China,my english name is sue.I'm very happy to be here with you.I
'm not good at english ,but I like it and I want to inprove my english.I want to be a person who can speak english smoothly.I think it is really cool.
This my first time to write here,I don't know what can I say .What's more,I'm worry that I may make a lot of mistakes in this short compsition.I've learn an new setence today'Nothing stake,nothing draw',I'm sure that maybe I have to fail 100 times before I harvest a little success.Thank you for reading may passage.
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