Present "sing" | I | sing | |
Present Continuous "sing" | I | am singing | |
Simple past "sing" | I | sang | |
Past Continuous "sing" | I | was singing | |
Present perfect "sing" | I | have sung | |
Present perfect continuous "sing" | I | have been singing | |
Past perfect "sing" | I | had sung | |
Past perfect continuous "sing" | I | had been singing | |
Future "sing" | I | will sing | |
Future continuous "sing" | I | will be singing | |
Future perfect "sing" | I | will have sung | |
Future perfect continuous "sing" | I | will have been singing |