You ______ wear a white shirt and black trousers to work but I really think you ______ stop wearing T-shirts, as it doesn't give the right impression to the customers. And don't say you ______ wear what you want. When you were at school you ______ wear what you wanted but not in our company. If you lose your job because of what you are wearing, you ______ be able to wear T-shirts every day in the future.