2、gplay—playing2)以不发音的字母e结尾的动词,去掉e,再加-ing.如:dance—dancingcome—coming3)重读闭音节单词,如果末尾只有一个辅音字母,则双写这一字母,再加-ing。如:get—gettingshop—shoppingrun—runningswim—swimming一家一区一天1. Don't make so much noise. The children _______an English lesson.A. haveB. are havingC. were having2.-WhatisTomdoingnow?-H