Iwant to know what is the driving behind waterfalls, glaciers, and landslides?

Miguel is making an obstacle course for field day.at the end of every sixth of the course,there is a tire .at the end of every third of the course,there is a hurdle.at witch locations of the course will people need to go through more than one obstacle?

Repartió the last letter or sound in a word is a technique known as

'' 毕竟将星斗裁做衣'' what does it actually mean? google translate said: in the end, fight the star to make clothes. it makes little sense. me, .