Make full preparations for the exam,_____you'll do better in

Do make full preparations before the chance （） in preparation for和make preparations for/to do的区别 in prepara make full preparations还是make full preparation? Work hard,_____you'll fail in the exam.A.although B.and C.or In the exam,the____you are,the _____mistakes you'll make In the exam,the _____ you are,the ____ mistakes you'll make. In the exam,the---you are,the---mistakes you'll make. In the exam ,the you are ,the mistakes you'll make.A.careful Hurry up!_____you'll be late for the sprots meeting ---I failed in the exam.---_________.Try to do better next t i did not do well in the exam.How about you ?A.no better tha i think that I’ll do well in the exam with Mrs.Chen teaching