Regular verb: obstruct - obstructed - obstructed
Simple form | V-ing form |
I could obstruct you could obstruct he could obstruct we could obstruct you could obstruct they could obstruct | I could be obstructing you could be obstructing he could be obstructing we could be obstructing you could be obstructing they could be obstructing |
Perfect | V-ing perfect |
I could have obstructed you could have obstructed he could have obstructed we could have obstructed you could have obstructed they could have obstructed | I could have been obstructing you could have been obstructing he could have been obstructing we could have been obstructing you could have been obstructing they could have been obstructing |
Simple form | V-ing form |
I couldn't obstruct you couldn't obstruct he couldn't obstruct we couldn't obstruct you couldn't obstruct they couldn't obstruct | I couldn't be obstructing you couldn't be obstructing he couldn't be obstructing we couldn't be obstructing you couldn't be obstructing they couldn't be obstructing |
Perfect | V-ing perfect |
I couldn't have obstructed you couldn't have obstructed he couldn't have obstructed we couldn't have obstructed you couldn't have obstructed they couldn't have obstructed | I couldn't have been obstructing you couldn't have been obstructing he couldn't have been obstructing we couldn't have been obstructing you couldn't have been obstructing they couldn't have been obstructing |
Simple form | V-ing form |
could I obstruct? could you obstruct? could he obstruct? could we obstruct? could you obstruct? could they obstruct? | could I be obstructing? could you be obstructing? could he be obstructing? could we be obstructing? could you be obstructing? could they be obstructing? |
Perfect | V-ing perfect |
could I have obstructed? could you have obstructed? could he have obstructed? could we have obstructed? could you have obstructed? could they have obstructed? | could I have been obstructing? could you have been obstructing? could he have been obstructing? could we have been obstructing? could you have been obstructing? could they have been obstructing? |
Simple form | V-ing form |
couldn't I obstruct? couldn't you obstruct? couldn't he obstruct? couldn't we obstruct? couldn't you obstruct? couldn't they obstruct? | couldn't I be obstructing? couldn't you be obstructing? couldn't he be obstructing? couldn't we be obstructing? couldn't you be obstructing? couldn't they be obstructing? |
Perfect | V-ing perfect |
couldn't I have obstructed? couldn't you have obstructed? couldn't he have obstructed? couldn't we have obstructed? couldn't you have obstructed? couldn't they have obstructed? | couldn't I have been obstructing? couldn't you have been obstructing? couldn't he have been obstructing? couldn't we have been obstructing? couldn't you have been obstructing? couldn't they have been obstructing? |