This project requires persistence.

He smiled triumphantly.

Understanding the importance of punctuation is very important when writing sentences.

His collection is very impressive.

His makeshift solution was only delaying the problem, not solving it.

His makeshift actions only delay the problem temporarily, rather than solving it.

We need to continue this project.

Your cooperation is necessary for the continuation of this project.

He was appointed as an officer of the company.

His work is instantly recognizable by its unique style.