bubbled

"Rob comforted Aaron because he was lost and very sad."

"You can create the color orange by mixing yellow and red."

"The nail was protruding from the wall, so I hammered it back in. "

"The student's enthusiasm for history was a form of divine inspiration, making him memorize facts effortlessly. "

"He listened carefully to his mother's concerns, feeling sorrowful about her disappointment. "

"The tomato sauce was bubbling gently on the stove. "

"The upcoming school holiday is a welcome break for the students. "

"We discussed the best way to solve the math problem. "

"Now the cream is churned to make butter."

"The soup simmered on the stove."

"The salesman at the electronics store showed my dad several different laptops. "

"The sudden silence during my presentation began to embarrass me, making me forget what I was going to say next. "