A good way to pass an exam is to work hard every da in the year .
Doremember only grammar when you are learning English.Try to read stories in English and speak English as often as you can.
Before you start the exam ,read carefully over the exam paper.Try to understand the exact meaning of each question before you pick up your pen to write.When you have at last finished your exam,read youranswers again.Correct the mistakes if there are any and make sure you have not missed anything out.