—The students of Grade 9 in Changchun have to take part in the P．E. test from 2016.
—Yes.______ you want to pass it and be stronger, practice more.
A. Until B. If C. Unless D. Or
—The students of Grade 9 in Changchun have to take part in the P．E. test from 2016.
—Yes.______ you want to pass it and be stronger, practice more.
A. Until B. If C. Unless D. Or
B 点拨：用逻辑分析法。根据句意“……你想通过考试并且变得更强壮，多练习。”判断题空所在句为条件状语从句。if“如果”；unless“除非”。根据句意可知选B。