为什么stay变ing形式不是双写y加ing回答答:smile-smiling,ride-riding,become-becoming,若结尾的e 发音,就不能去掉,如:see-seeing 3。以重读闭音节结尾,末尾只有一个辅音字母的动词,要双写这一辅音字母,再加-ing。例如:run-running, swim-swimming,get – getting,sit–sitting,put–putting,begin–beginning,hit-hitting stop-stopping 如果...