| Present "spend" | I | spend | |
| Present Continuous "spend" | I | am spending | |
| Simple past "spend" | I | spent | |
| Past Continuous "spend" | I | was spending | |
| Present perfect "spend" | I | have spent | |
| Present perfect continuous "spend" | I | have been spending | |
| Past perfect "spend" | I | had spent | |
| Past perfect continuous "spend" | I | had been spending | |
| Future "spend" | I | will spend | |
| Future continuous "spend" | I | will be spending | |
| Future perfect "spend" | I | will have spent | |
| Future perfect continuous "spend" | I | will have been spending |