Present Tense:
* The cat sleeps on the couch.
* He eats breakfast every morning.
* The book sits on the shelf.
* The car runs smoothly.
* She sings beautifully.
Past Tense:
* The cat slept on the couch.
* He ate breakfast this morning.
* The book sat on the shelf.
* The car ran smoothly.
* She sang beautifully.
Future Tense:
* The cat will sleep on the couch.
* He will eat breakfast tomorrow.
* The book will sit on the shelf.
* The car will run smoothly.
* She will sing beautifully.
Note:
* Singular verbs are used with singular subjects, which are words that refer to one person, place, or thing.
* The verb must agree with the subject in number (singular or plural).
* In the examples above, the subjects are singular (cat, he, book, car, she), and so the verbs are also singular.