_he syudy hard,he will never pass the exam.a evev if b even though c if d unless
问题描述：
_he syudy hard,he will never pass the exam.a evev if b even though c if d unless
答
选D
除非他努力学习,否则就永远不能考及格.
unless 除非
even if 即使
even though 尽管,虽然
if如果
这三个选项与句意不符.