Take this 100 question test to discover your English level. This test was especially designed for English for Business (or the workplace) and focuses on standard business English phrases, vocabulary etc
Business Meetings in English
One of the most common requirements of business English is holding and participating in meetings in English.
Making Business Presentations - Key Phrases
This making business presentations outline provides a guide to giving a business presentation in English. Each section begins with the presentation section concerned, then the language formulas appropriate to giving.
PS to Rajeev - I can't answer your question because it makes no sense whatsover! Be more specific - always include examples. Please give at least one clear example of what you mean by your claim that "sometimes we use 'the' just to start a sentence." I don't.