Learning all the subject well is____most important thing for____middle school student.A a,a B the

题目

Learning all the subject well is____most important thing for____middle school student.A a,a B the

答案

the,a
the+most+形容词,表示最高级,最重要的事
a middle school student,用a表示泛指,对一个高中生来说.因为学好每一门课对每一个高中生来说都是最重要的,不需要特指.