The rule of verb ing duodian

The rule of verb ing duodian

In general, direct + ing, e.g. work, working
End with a silent e, go to e + ing, e.g. hope, hoping; write, writing
End with ie, change ie into y + ing, e.g.: die, dying; lie, lying; tie, tying
A verb ending in a stressed closed syllable with only one consonant at the end. Double write the consonant + ing, for example: begin, beginning; swim, swimming; run, running