I can adjust you can adjust he can adjust we can adjust you can adjust they can adjust
V-ing form
I can be adjusting you can be adjusting he can be adjusting we can be adjusting you can be adjusting they can be adjusting
Perfect
I can have adjusted you can have adjusted he can have adjusted we can have adjusted you can have adjusted they can have adjusted
V-ing perfect
I can have been adjusting you can have been adjusting he can have been adjusting we can have been adjusting you can have been adjusting they can have been adjusting
Negation
Simple form
I can't adjust you can't adjust he can't adjust we can't adjust you can't adjust they can't adjust
V-ing form
I can't be adjusting you can't be adjusting he can't be adjusting we can't be adjusting you can't be adjusting they can't be adjusting
Perfect
I can't have adjusted you can't have adjusted he can't have adjusted we can't have adjusted you can't have adjusted they can't have adjusted
V-ing perfect
I can't have been adjusting you can't have been adjusting he can't have been adjusting we can't have been adjusting you can't have been adjusting they can't have been adjusting
Interrogative form
Simple form
can I adjust? can you adjust? can he adjust? can we adjust? can you adjust? can they adjust?
V-ing form
can I be adjusting? can you be adjusting? can he be adjusting? can we be adjusting? can you be adjusting? can they be adjusting?
Perfect
can I have adjusted? can you have adjusted? can he have adjusted? can we have adjusted? can you have adjusted? can they have adjusted?
V-ing perfect
can I have been adjusting? can you have been adjusting? can he have been adjusting? can we have been adjusting? can you have been adjusting? can they have been adjusting?
Interro-negative form
Simple form
can't I adjust? can't you adjust? can't he adjust? can't we adjust? can't you adjust? can't they adjust?
V-ing form
can't I be adjusting? can't you be adjusting? can't he be adjusting? can't we be adjusting? can't you be adjusting? can't they be adjusting?
Perfect
can't I have adjusted? can't you have adjusted? can't he have adjusted? can't we have adjusted? can't you have adjusted? can't they have adjusted?
V-ing perfect
can't I have been adjusting? can't you have been adjusting? can't he have been adjusting? can't we have been adjusting? can't you have been adjusting? can't they have been adjusting?