以y结尾的英语单词怎样变ing?有那几种情况?

现在分词的构成方法如下 ： 一般情况下，直接在动词原形后面加 -ing.
going asking finding working being seeing printing raining standing studying speaking spelling
以不发音的-e 结尾的动词，去-e ，再加-ing。 coming taking firing encircling writing becoming breathing leaving
闭音节的单音节词，或以重读闭音节结尾的多音节词，这些词的末尾只有一个辅音字母时，双写这个辅音字母，再加 -ing.
sitting running getting cutting stopping beginning planning permitting

去掉y 加ing

现在分词的构成方法如下 ：一般情况下,直接在动词原形后面加 -ing.going asking finding working being seeing printing raining standing studying speaking spelling 以不发音的-e 结尾的动词,去-e ,再加-ing.comi...