He was feigning ignorance after causing the problem.

He gulped down the water, perhaps because he was nervous.

He was promoted to the chief operating officer of the company.

He was appointed as the chief financial officer of our company.

He was appointed as the chief executive officer of the company.

He is the chief technical officer of our company.

He is active as the chief information officer of our company.

Wu was an ancient country in China.

If there are many complaints, the business will not go well.

This cake is filled with plenty of strawberry cream.