clinked

"The new math homework was easily understood by the students. "

"When the horn sounds, take cover."

"The mining company explored for metal ores in the remote mountain ranges. "

"The old stone wall around the park was very tall. "

"to fibreglass the hull of a fishing-boat"

"It is hard work to swim against the current."

"Bobby used a hammer and nails to fix the two planks together"

"The hammers clinked on the stone all night."

"Asphalt, composed of oil and sand, is a widely used material for roads."

"He was safe and sound."

"The batter got three strikes and was out. "

"There is one sterling and here is another"