swim------swimming,write-----written,swim------swimming,drop-----_英语解答

swim------swimming,
write-----written,
swim------swimming,
drop------dropped,
为什么它们变形都要双写两个字母?

人气：171 ℃　时间：2020-04-08 06:16:41

解答

简单点说,遇到声母,aeiou,都要用双写.
swim - i
write - i
drop - o
懂了吗?