Curated OER
Could Have, Should Have, Would Have
Could have, should have, would have learned your auxiliary verbs! Use this resource to describe the meaning of each set of words, and then let your kids try to complete the given sentences. Since most people don't actually take the time...
Colby College
Spanish Language & Culture: The Conditional Perfect Tense
Short online exercises from the Colby College that provide practice with understanding the conditional perfect tense. Click on the underlined words to get beautiful photos of the description of the word.
Grammarly
Grammarly Blog: Conditional Sentences. Would Have in the if Clause
This Grammarly Handbook resource clarifies examples of conditional sentencs. The examples provided in this resource include the word if, the phrase would have, and a past participle.