I can dry you can dry she can dry we can dry you can dry they can dry
V-ing form
I can be drying you can be drying she can be drying we can be drying you can be drying they can be drying
Perfect
I can have dried you can have dried she can have dried we can have dried you can have dried they can have dried
V-ing perfect
I can have been drying you can have been drying she can have been drying we can have been drying you can have been drying they can have been drying
Negation
Simple form
I can't dry you can't dry she can't dry we can't dry you can't dry they can't dry
V-ing form
I can't be drying you can't be drying she can't be drying we can't be drying you can't be drying they can't be drying
Perfect
I can't have dried you can't have dried she can't have dried we can't have dried you can't have dried they can't have dried
V-ing perfect
I can't have been drying you can't have been drying she can't have been drying we can't have been drying you can't have been drying they can't have been drying
Interrogative form
Simple form
can I dry? can you dry? can she dry? can we dry? can you dry? can they dry?
V-ing form
can I be drying? can you be drying? can she be drying? can we be drying? can you be drying? can they be drying?
Perfect
can I have dried? can you have dried? can she have dried? can we have dried? can you have dried? can they have dried?
V-ing perfect
can I have been drying? can you have been drying? can she have been drying? can we have been drying? can you have been drying? can they have been drying?
Interro-negative form
Simple form
can't I dry? can't you dry? can't she dry? can't we dry? can't you dry? can't they dry?
V-ing form
can't I be drying? can't you be drying? can't she be drying? can't we be drying? can't you be drying? can't they be drying?
Perfect
can't I have dried? can't you have dried? can't she have dried? can't we have dried? can't you have dried? can't they have dried?
V-ing perfect
can't I have been drying? can't you have been drying? can't she have been drying? can't we have been drying? can't you have been drying? can't they have been drying?