【简答题】A of “catch” is just two people throwing a ball back and forth (来回地). They might have baseball , or they might use their hands.In fact, playing catch is part of baseball to make you get used to u...
【单选题】A person attempts to knock down a large wooden bowling pin by throwing a ball at it. The person has two balls of equal size and mass, one made of rubber and the other of putty. The rubber ball bounces...