I can solidify you can solidify he can solidify we can solidify you can solidify they can solidify
V-ing form
I can be solidifying you can be solidifying he can be solidifying we can be solidifying you can be solidifying they can be solidifying
Perfect
I can have solidified you can have solidified he can have solidified we can have solidified you can have solidified they can have solidified
V-ing perfect
I can have been solidifying you can have been solidifying he can have been solidifying we can have been solidifying you can have been solidifying they can have been solidifying
Negation
Simple form
I can't solidify you can't solidify he can't solidify we can't solidify you can't solidify they can't solidify
V-ing form
I can't be solidifying you can't be solidifying he can't be solidifying we can't be solidifying you can't be solidifying they can't be solidifying
Perfect
I can't have solidified you can't have solidified he can't have solidified we can't have solidified you can't have solidified they can't have solidified
V-ing perfect
I can't have been solidifying you can't have been solidifying he can't have been solidifying we can't have been solidifying you can't have been solidifying they can't have been solidifying
Interrogative form
Simple form
can I solidify? can you solidify? can he solidify? can we solidify? can you solidify? can they solidify?
V-ing form
can I be solidifying? can you be solidifying? can he be solidifying? can we be solidifying? can you be solidifying? can they be solidifying?
Perfect
can I have solidified? can you have solidified? can he have solidified? can we have solidified? can you have solidified? can they have solidified?
V-ing perfect
can I have been solidifying? can you have been solidifying? can he have been solidifying? can we have been solidifying? can you have been solidifying? can they have been solidifying?
Interro-negative form
Simple form
can't I solidify? can't you solidify? can't he solidify? can't we solidify? can't you solidify? can't they solidify?
V-ing form
can't I be solidifying? can't you be solidifying? can't he be solidifying? can't we be solidifying? can't you be solidifying? can't they be solidifying?
Perfect
can't I have solidified? can't you have solidified? can't he have solidified? can't we have solidified? can't you have solidified? can't they have solidified?
V-ing perfect
can't I have been solidifying? can't you have been solidifying? can't he have been solidifying? can't we have been solidifying? can't you have been solidifying? can't they have been solidifying?