After I put up the Halloween decorations, I decided to go to Walmart to pick up some groceries.

While the massive fire approached the Oak Glen community, fire fighters used fixed wing aircraft and helicopters to drop water and flame retardant on the hot spots.

Before Hank was able to play a game of basketball, he went through a series of stretches to warm up his muscles.

While ironing my shirt, my friend called me.

After Naif completed his research project, he presented his findings to the Education Graduate Committee.

Since he left work, Mohammed has been playing video games at home.

Before she turned in her essay exam, Jane spent five minutes editing for grammar, sentence style, and word choice.

Before I left on my vacation, I took my pets to my neighbor who will look after them.

Since he left his house, Tom has not talked to his parents for more than 6 months.

When the movie started, most spectators turned their cell phones off.

Having used group chat to share answers during the test, the professor decided to cancel the test scores.

While we were camping in Big Bear City, my other friends spent the night in Las Vegas.