The Verb Tense Tense Structure "Could"
The Structure of the Verb Tense "could".
- When using as a verb or an auxiliary verb tense the verb "could" stays in its base form.
- Could doesn't change form according to the subject.
- Could is followed by a main verb. The main verb tense also stays in its base form. The main verb tense doesn't change form according to the subject.
| -- | Subject |
the verb "could" | - | "Main Verb Tense" | - |
Positive Sentences |
I |
could |
- |
go |
to the store |
Negative Sentences |
We |
could |
not |
go |
to the store |
| Questions** | Could |
they |
- | go |
to the store |
* The subjects are I, we, they, you, plural nouns singular nouns and uncountable nouns.
**Questions - When could is used to ask a question "could" comes before the subject.
English The Easy Way : English Grammar : Various Verb Tense Tenses
