英语中run和running（或swim和swimming）有什么区别,分别在什么情况下用?

英语中run和running（或swim和swimming）有什么区别,分别在什么情况下用? 初三英语第五题,跪求run和running分不清 such as swim and run 对还是 such as swimming and running对 What's you hobby?_____ A.swimming and run B.swim and run C.swimming and running 英语中动词家ing形式,什么情况下动词最后的字母要双写?如：run-running get-getting sit-sitting swim-swimming我老师说什么倒数第二个字母是元音的话,就要双写.但我看到eat-eating没加.所有觉得我理解 征集有趣的英语词组或句子.需要包括下面的一个动词.play、jump、rope、run、fly、kite、dance、swim、listen、slide和sing.例如it rains cats and dogs.表示雨下得很大. 怎样区分哪些动词过去式和进行时要双写尾字母,那些形容词比较级也要双写尾字母?如prefer的过去式：preferred,swim的进行式swimming,run的进行式running,big的比较级：bigger.而remenber的过去式却是直 英语翻译如 swim run... 为什么run和swim的现在分词都要双写?详细点! 在写过去式的英语日记里,是用running还是用ran（run的过去式）因为我要写“because we were the four hundred-meter（running或ran ）tested 一道英语填空,区分run out和run out ofher money has been _ and her patience is also _用run out/run out of 填空有一种答案说是：run out of,running out,从语法上怎么讲?不是说run out of修饰主语是人吗?为什么her money 英语问题 ：为什么选这个答案要说出理由 、最好赶在2点之前.我急用要说出理由 、最好赶在2点之前。我急用 What's your favorite sport A .swimming and run B. swim and runC.swim and running D.swimming and runnin Run quickly还是Running quickly running down with details 如何翻译a rough program run down with the details中 running down 如何理解 谢谢 现在进行时时什么时候要双写末字母再加ing 动词原形变现在进行时时为什么有的要双写末字母再加ing （如run-running /swim-swimming ), 英语选择：Her mother is a ___ star.选项：A.run B.runs C.to run D.running 一道英语选择题,____makes your body strong A.Running B.Run C.TO run D.Runner 说明下原因啊. 英语正在进行时用法为什么加ing时又是不一样 比如run- running clean- cleaning.