know / knew / known / knowing
The verb "know" is used when a person has knowledge or possesses a skill.
1. She knows how to swim. What are some things that you know how to do?
2. When she knew she was going to have a baby, she told her husband. No one else knows.
3. They have known each other since they were children.
|4. He doesn’t know the answers on the test. If he knew the answers, he wouldn’t be so stressed out. |
5. He’s known to be a very good violinist.
(This sentence is in the passive voice.)
6. This place is known for its pizza.
(This means that the restaurant has a reputation for good pizza.)
7. Well, what do you know?
what do you know = whadya know
(This is an expression. It’s used to express surprise, wonder, or vindication.)
present tense: know / knows
past tense: knew
future: will know
present continuous: am / are / is knowing
past continuous: was / were knowing
future continuous: will be knowing
present perfect: has / have known
past perfect: had known
future perfect: will have known
present perfect continuous: has / have been knowing
past perfect continuous: had been knowing
future perfect continuous: will have been knowing
modal verbs: ______ know
past tense modal: ______ have known
infinitive: to know