I can advance you can advance he can advance we can advance you can advance they can advance
V-ing form
I can be advancing you can be advancing he can be advancing we can be advancing you can be advancing they can be advancing
Perfect
I can have advanced you can have advanced he can have advanced we can have advanced you can have advanced they can have advanced
V-ing perfect
I can have been advancing you can have been advancing he can have been advancing we can have been advancing you can have been advancing they can have been advancing
Negation
Simple form
I can't advance you can't advance he can't advance we can't advance you can't advance they can't advance
V-ing form
I can't be advancing you can't be advancing he can't be advancing we can't be advancing you can't be advancing they can't be advancing
Perfect
I can't have advanced you can't have advanced he can't have advanced we can't have advanced you can't have advanced they can't have advanced
V-ing perfect
I can't have been advancing you can't have been advancing he can't have been advancing we can't have been advancing you can't have been advancing they can't have been advancing
Interrogative form
Simple form
can I advance? can you advance? can he advance? can we advance? can you advance? can they advance?
V-ing form
can I be advancing? can you be advancing? can he be advancing? can we be advancing? can you be advancing? can they be advancing?
Perfect
can I have advanced? can you have advanced? can he have advanced? can we have advanced? can you have advanced? can they have advanced?
V-ing perfect
can I have been advancing? can you have been advancing? can he have been advancing? can we have been advancing? can you have been advancing? can they have been advancing?
Interro-negative form
Simple form
can't I advance? can't you advance? can't he advance? can't we advance? can't you advance? can't they advance?
V-ing form
can't I be advancing? can't you be advancing? can't he be advancing? can't we be advancing? can't you be advancing? can't they be advancing?
Perfect
can't I have advanced? can't you have advanced? can't he have advanced? can't we have advanced? can't you have advanced? can't they have advanced?
V-ing perfect
can't I have been advancing? can't you have been advancing? can't he have been advancing? can't we have been advancing? can't you have been advancing? can't they have been advancing?