小猴子盖房子。准备两根木料,一根长18米,另一根长12米,现在要把它们锯成同样长的小段(每段要整米数),每段不许有剩余,每段可以是几米长?每段最长是多少米?
解:18和12的公因数是:2、 3、 6;最大公因数是6.
答:每段可以是2米、 3米或 6米长,每段最长是6米长
请回答下列问题;
唐朝著名的诗人有很多,有位诗人创作了大量的忧国忧民、反映社会现实生活的诗作,“朱门酒肉臭,路有冻死骨”就是他的名句。后人称他为“诗圣”,你知道他是 ( )
下列语句所表示的事件不具有相关关系的是( )
Football
People call it “the first sport in the world”. There are two teams in the football field during a game. Each team has eleven players.
Tennis
There is a big net in the middle of the court(球场). Each player has a racket(球拍)in his hand. Two or four players can play it together.
Golf(高尔夫球)
Golf comes from Scotland. It means green, oxygen, light and foot. People play it on the outdoor grass. They hit the white balls into the small holes with a stick.
Basketball
America is the hometown of basketball. This sport is famous for NBA.
There are two teams with ten players on the basketball court. They can't run with the ball in their hands.
下列关于正常人原尿和尿液的叙述,不正确的是( )