Should you use words of the question at the start of your introduction, or at the end? 

In short, at the beginning AND the end! The main danger teachers warn students about is giving a superficial or 'parroted' answer to the question, where students just re-write the question at the beginning of the introduction without linking it to any of their own ideas. In this video, you'll get a proper insight into how you need to incorporate the words of the question to get best, most sophisticated answer to the question. Then go and watch one of our other videos where we break down specific questions!