| ACTIVE TENSES | SIMPLE | CONTINUOUS | PERFECT | PERFECT CONTINUOUS |
|---|---|---|---|---|
| PRESENT | work / works | am / is / are working | have / has worked | have / has been working |
| NEGATIVE FORM | do not work / does not work | am / is / are not working | have / has not worked | have / has not been working |
| QUESTION FORM | Do you work / Does he work? | Are you / Is he working? | Have you / Has he worked? | Have you been working? |
| WHEN TO USE | routines / habits / facts | unfinished actions / actions in progress in the present | life experience / past actions with present importance | (incomplete) past action for which there is evidence in the present |
| ACTIVE TENSES | SIMPLE | CONTINUOUS | PERFECT | PERFECT CONTINUOUS |
|---|---|---|---|---|
| PAST | walked | was / were walking | had walked | had been walking |
| Negative Form | did not walk | was not walking | had not walked | had not been walking |
| Question Form | Did you work? | Were you working...? | Had you worked before.....? | Had you been working before....? |
| WHEN TO USE | completed action / finished time | unfinished actions / actions in progress in the past | to show one action happened before another in the past | (incomplete) past action for which there was evidence in the past |
| ACTIVE TENSES | SIMPLE | CONTINUOUS | PERFECT | PERFECT CONTINUOUS |
|---|---|---|---|---|
| FUTURE | will work | will be working | will have worked | will have been working |
| NEGATIVE FORM | will not work | will not be working | will not have worked | will not have been working |
| QUESTION FORM | Will you work? | Will you be working? | Will you have worked? | will you have been working? |
| WHEN TO USE | intentions / decisions / predictions | to show a future incomplete action | to show an action will have been completed by a particular time in the future | to show the length of time of a future incomplete action |