[简答题]Nowadays the market is imbued with various kinds of fake commodities. Fake commodities not only inflict tangible damages to the market economy, but also undermine the mutual trust among people. Write an essay of 400 words based on your reflection on this issue. You should provide an appropriate title for your essay. In the first part of your writing you should present your thesis statement, and in the second part you should support the thesis statement with appropriate details. In the last part you should bring what you have written to a natural conclusion with a summary. Marks will be awarded for content, organization, grammar and appropriateness. Failure to follow the above instructions may result in a loss of marks.