1.brush up your listening skills
2.breathe some spontaneity in speaking
3.put your writer’s cap on
4.practice reading comprehensions
5.make a habit of giving the full length tests for 4 hours as your test date draws near.
I think the biggest hurdle for foreign students taking the TOEFL exam is the oral part. Many of these students study english in the mother country but fail to practice the conversation part because there's not a need for them. They speak their respective native language during social times.