Complex sentence: In recent years, the town centre of High Wycombe has gradually been moving west and the High street is no longer the place for high-brand shops though it retains an Argos and a McDonald's amongst others so is still used by shoppers.
Split into simpler sentences: In recent years, the town centre of High Wycombe has gradually been moving west and the High street is no longer the place for high-brand shops. The High Street still contains an Argos and a McDonald's amongst others so is still used by shoppers.