2019-2020学年译林版高中英语必修2专项精品课件:——虚拟语气用法讲解(共30张PPT)
2019-2020学年译林版高中英语必修2专项精品课件:——虚拟语气用法讲解(共30张PPT)第3页

2. 与过去事实相反: If +主语+__________, 主语+ __________________ ___________ . If I _____________ hard, I _______________ in the exam. (not study, fail)

had not studied

would have failed

had done

would/should/could

/might have done