People learn foreign languages because...
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People get ill because...
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People work overtime because...
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People compete because...
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People recycle things because...
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Young people leave home because...
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People smoke because...
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People lose their jobs and become unemployed because...
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It’s difficult to be a good parent because...
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People buy online because...
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People suffer from stress because...
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People do voluntary work because...
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People buy second-hand things because...
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Life without a mobile phone would be impossible these days because...
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People tell lies because...
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It’s important to have good manners because...
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