Tenses

Present Perfect Progressive Progressive / Present Perfect Continuous

Spelling rules in building Present Perfect Progressive Tense.

Verbs ending with -e make I have been making
write I have been writing
drive I have been driving
Verbs ending with -ee agree I have been agreeing
see I have been seeing
Verbs ending with a consonant preceded by a vowel,
double their consonant		 hit I have been hitting
let I have been letting
put I have been putting
run I have been running
sit I have been sitting
Two-syllable verbs:
the last consonant is doubled when the last syllable is stressed		 forget forgetting
prefer preferring
upset upsetting
Verbs ending with -ie lie lying
tie tying
Verbs ending with -c picnic picnicking
Verbs ending with -y carry carrying
enjoy enjoying
hurry hurrying
EXCEPTIONS! age ageing
dye dyeing
singe singeing
budget budgeting
enter entering