hourglass

"The teacher used a red pointer to highlight the important words on the board. "

"The dry-stone wall used a large, flat through to support the top stones. "

"My uncle is a computer for our family; he's always calculating budgets and costs. "

"The bank is processing my check deposit. "

"My brother is a good player of the guitar. "

"Our program for today’s exercise class includes swimming and jogging."

"the narrows of New York harbor"

"I think this piece connects to that piece over there."

"The guard blew his whistle to indicate imminent departure."

"The harbor was full of vessels, from small fishing boats to large cargo ships. "

"She struggled to play the difficult passages."