Verbs and Tenses 181PRONOUN MUST SHOULD TO BE ABLE TO TO HAVE TO
we must have should have were able to had to
you (pl.) must have should have were able to had to
they must have should have were able to had to
15 The Past Tense: Progressive or Incomplete
PRONOUN TO BE TO HURRY TO FEEL
I was being was hurrying was feeling
you were being were hurrying were feeling
he/she/it was being was hurrying was feeling
we were being were hurrying were feeling
you (pl.) were being were hurrying were feeling
they were being were hurrying were feeling
16 The Present and Past Perfect Tense of
Regular Verbs
PRONOUN TO LOOK TO TRY
I have/had looked have/had tried
you have/had looked have/had tried
he/she/it has/had looked has/had tried
we have/had looked have/had tried
you (pl.) have/had looked have/had tried
they have/had looked have/had tried
17 The Irregular Present and Past Perfect Tenses:
Participles Ending in -t
PRONOUN TO KEEP TO SLEEP TO SEND
I have/had kept have/had slept have/had sent
you have/had kept have/had slept have/had sent
he/she/it has/had kept has/had slept has/had sent
we have/had kept have/had slept have/had sent
you (pl.) have/had kept have/had slept have/had sent
they have/had kept have/had slept have/had sent