Sentence examples for Could have from inspiring English sources

"could have" is grammatically correct and commonly used in written English.
It is the past tense form of "could" and is used to express a possibility or ability that existed in the past. Example: I could have gone to the party last night, but I decided to stay home. In this sentence, "could have" is used to indicate that the speaker had the ability to go to the party, but they chose not to. Other examples: - She could have won the race if she had trained harder. - We could have finished the project on time if we had more resources. - They could have caught the train if they had left earlier. "Could have" can also be used in a conditional sentence to express a possible outcome in the past. Example: If I had studied harder, I could have gotten a better grade on the test.