Regular verb: stack - stacked - stacked
Present | Present continuous | Preterite | Preterite continuous |
I don't stack you don't stack she doesn't stack we don't stack you don't stack they don't stack | I'm not stacking you aren't stacking she isn't stacking we aren't stacking you aren't stacking they aren't stacking | I didn't stack you didn't stack she didn't stack we didn't stack you didn't stack they didn't stack | I wasn't stacking you weren't stacking she wasn't stacking we weren't stacking you weren't stacking they weren't stacking |
Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous |
I haven't stacked you haven't stacked she hasn't stacked we haven't stacked you haven't stacked they haven't stacked | I haven't been stacking you haven't been stacking she hasn't been stacking we haven't been stacking you haven't been stacking they haven't been stacking | I hadn't stacked you hadn't stacked she hadn't stacked we hadn't stacked you hadn't stacked they hadn't stacked | I hadn't been stacking you hadn't been stacking she hadn't been stacking we hadn't been stacking you hadn't been stacking they hadn't been stacking |
Future | Future continuous | Future perfect | Future perfect continuous |
I won't stack you won't stack she won't stack we won't stack you won't stack they won't stack | I won't be stacking you won't be stacking she won't be stacking we won't be stacking you won't be stacking they won't be stacking | I won't have stacked you won't have stacked she won't have stacked we won't have stacked you won't have stacked they won't have stacked | I won't have been stacking you won't have been stacking she won't have been stacking we won't have been stacking you won't have been stacking they won't have been stacking |
Present | Present continuous | Past | Past continuous |
I wouldn't stack you wouldn't stack she wouldn't stack we wouldn't stack you wouldn't stack they wouldn't stack | I wouldn't be stacking you wouldn't be stacking she wouldn't be stacking we wouldn't be stacking you wouldn't be stacking they wouldn't be stacking | I wouldn't have stacked you wouldn't have stacked she wouldn't have stacked we wouldn't have stacked you wouldn't have stacked they wouldn't have stacked | I wouldn't have been stacking you wouldn't have been stacking she wouldn't have been stacking we wouldn't have been stacking you wouldn't have been stacking they wouldn't have been stacking |
Infinitive | Imperative |
Infinitive | Imperative | ||
to stack | do not stack Let's not stack do not stack |
Present | Past | ||
stacking | stacked |