periodically

"My grandmother taught me how to bake cookies when I was a child. "

"Except for one or two days a year, he usually walks to work."

"His parents got him an in with the company."

"Our family lives in town."

"My doctor recommended periodic checkups for good health. "

"The Wi-Fi connection worked intermittently, making it difficult to complete my online assignment. "

"My sister learned to write in a very careful manner. "

"The sergeant major is a regular in the British Army. "

"I have only once eaten pizza."

"My, what big teeth you have!"

"The doctor limits visits to ten minutes per patient. "

"July is my favourite month."