keep的动词ing形式

问题描述:

keep的动词ing形式
英语新手.究竟是keeping还是keepping?

keeping
动词+ing规则:
1、直接加ing:go – going; do – doing;
2、以不发音的e结尾,把e去掉加ing :
write – writing; ride – riding; skate-skating;
3、末尾三个字母以“辅+元+辅”构成的重读闭音节,双写末尾字母加ing :
swim – swimming; skip—skipping; sit – sitting;
put – putting; shop – shopping; run – running;
4.ie结尾的,把ie改为y再加ing:
tie-tying(系); die-dying(死); lie-lying(撒谎)