Pay attention to the "Cohesion" section of the mark scheme. Are you using varied sentence starters, or does every paragraph begin the same way? Paper 3: Listening & Integrated Skills
If the task is to write a letter to a principal and you use "Hey," the mark scheme will penalize your "Appropriacy" score, even if your information is correct. oxford advanced hkdse practice papers set 3 answer key new
Set 3 models often use sophisticated collocations. Instead of saying "good," they might use "exemplary" or "advantageous." Pay attention to the "Cohesion" section of the mark scheme