He was unable to finish his homework because he had a headache.
She was unable to attend the party due to a prior commitment.
They were unable to find a parking space near the office.
The baby was unable to walk on his own yet.
I am unable to speak Japanese fluently.
She was unable to finish the book as it was too difficult to read.
The company was unable to meet their sales target for the quarter.
The old man was unable to walk without the aid of a cane.
The restaurant was unable to accommodate our group as it was fully booked.
I am unable to attend the party tonight due to a prior engagement.
He was unable to attend the wedding as he was out of town for work.
I was unable to solve the math problem, even after spending hours on it.
Due to the heavy rains, she was unable to make it to the meeting on time.
Despite repeated attempts, the team was unable to secure the funding for their project.
The company was unable to meet the deadline due to unforeseen circumstances.
The athlete was unable to compete in the marathon due to an injury.
Despite her best efforts, she was unable to pass the exams.
The company was unable to meet the demands of their customers due to shortage of resources.
The doctor was unable to diagnose the patient's mysterious illness.
Due to the heavy rain, the hikers were unable to continue their trek.
Jack was unable to attend the meeting due to unexpected travel restrictions imposed by the government.
Helen felt unable to express her true feelings to her partner, fearing the consequences of being vulnerable.
The doctor was unable to diagnose Sam's mysterious illness despite conducting numerous tests and consultations with specialists.
Despite his best efforts, John was unable to complete the project on time due to unforeseen obstacles.
Sarah was unable to resist the temptation of indulging in her favorite dessert, despite her strict diet plan.
Due to the weather conditions, the airline was unable to operate flights, causing significant inconvenience to passengers.
The software developer was unable to solve the complex coding issue, even after hours of troubleshooting.
Despite her extensive training, the surgeon was unable to save the patient's life.
The company was unable to meet its quarterly earnings due to lower than expected sales.
The athlete was unable to participate in the championship game due to a serious injury.