벌써 자정인데 잠이 안와 .T^T

Sarah and juan were running in the school track meet. the muscles in their arms and legs them run fast. other muscles that you cannot see were also at work. the most important muscles for this track meet were the muscles in their a) arms. b) eye. c) feet. d) heart.

Match the instrument with its classification group: trumpet idiophone piano chordophone cowbell membranophone snare drum aerophone

Arestaurant with food revenue of $500,000 and a cost of food of $100,000 has a food cost ratio of 0.2. true false