这属于一种隐性考法，用虚拟语气表达一种抱怨、后悔等情绪，主要体现虚拟语气的关键词有：if, if only, I only wish..., couldn’t have done something...without...等。
例：M: I wonder if you find my experience relevant to the job.
W: Yes, certainly, but if only you had sent in your application letter a week earlier.
Q: What does the woman imply?
A) The man is not suitable for the position.
B) The job has been given to someone else.
C) She had received only one application letter.
D) The application arrived a week earlier than expected.
