双写末位字母加ing的单词

问题描述:

双写末位字母加ing的单词

有很多...
1 一般情况下,直接在动词后加-ing
work ---- working
sleep ----- sleeping
study ----- studying
2 动词以不发音的-e结尾,要去-e加-ing
take ----- taking
make ----- making
dance ----- dancing
3 重读闭音节的动词,要双写词尾字母,再加-ing
cut ----- cutting
put ----- putting
begin ------ beginning
4 以-ie结尾的动词,把变成y再加-ing
lie ----- lying
tie ----- tying
die ----- dying