Don't just study a unit once. Revisit the unit after one day, then after three days, and then after a week. This moves vocabulary from your short-term memory to your long-term memory.
: Familiarizing yourself with the format of the B1 Preliminary exam through structured practice. vocabulary success b1 pdf
: The last page of each unit offers extra exercises to check overall knowledge. Why Download the B1 PDF? Don't just study a unit once