High-band candidates must use more than just "and" or "but" to connect ideas.
If you want, I can:
For further practice and improvement, we recommend the following resources: ielts grammar for bands 6.5 and above pdf
By mastering the grammar concepts outlined above and practicing with recommended resources, you'll be well on your way to achieving a band score of 6.5 or higher in IELTS. Good luck! High-band candidates must use more than just "and"
One of the most highly recommended resources for this transition is the IELTS Grammar for Bands 6.5 and Above by Cambridge University Press. The Key Difference: Band 6.5 vs. Band 7.0 ielts grammar for bands 6.5 and above pdf