Corrections

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Text from leandrojose - English

Title
- I want practice my english
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Sentence 1
- Three years ago I visited USA, many people said me, "I understand you english".
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Sentence 2
- Now i want to know how is my english?
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Sentence 3
- Because i not practice my writing and my speaking.
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Sentence 4
- For my profesion is very importand speaking and writing english.
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- ADD a NEW CORRECTION! - Sentence 4