I can bid you can bid he can bid we can bid you can bid they can bid
V-ing form
I can be bidding you can be bidding he can be bidding we can be bidding you can be bidding they can be bidding
Perfect
I can have bid, bidden you can have bid, bidden he can have bid, bidden we can have bid, bidden you can have bid, bidden they can have bid, bidden
V-ing perfect
I can have been bidding you can have been bidding he can have been bidding we can have been bidding you can have been bidding they can have been bidding
Negation
Simple form
I can't bid you can't bid he can't bid we can't bid you can't bid they can't bid
V-ing form
I can't be bidding you can't be bidding he can't be bidding we can't be bidding you can't be bidding they can't be bidding
Perfect
I can't have bid, bidden you can't have bid, bidden he can't have bid, bidden we can't have bid, bidden you can't have bid, bidden they can't have bid, bidden
V-ing perfect
I can't have been bidding you can't have been bidding he can't have been bidding we can't have been bidding you can't have been bidding they can't have been bidding
Interrogative form
Simple form
can I bid? can you bid? can he bid? can we bid? can you bid? can they bid?
V-ing form
can I be bidding? can you be bidding? can he be bidding? can we be bidding? can you be bidding? can they be bidding?
Perfect
can I have bid, bidden? can you have bid, bidden? can he have bid, bidden? can we have bid, bidden? can you have bid, bidden? can they have bid, bidden?
V-ing perfect
can I have been bidding? can you have been bidding? can he have been bidding? can we have been bidding? can you have been bidding? can they have been bidding?
Interro-negative form
Simple form
can't I bid? can't you bid? can't he bid? can't we bid? can't you bid? can't they bid?
V-ing form
can't I be bidding? can't you be bidding? can't he be bidding? can't we be bidding? can't you be bidding? can't they be bidding?
Perfect
can't I have bid, bidden? can't you have bid, bidden? can't he have bid, bidden? can't we have bid, bidden? can't you have bid, bidden? can't they have bid, bidden?
V-ing perfect
can't I have been bidding? can't you have been bidding? can't he have been bidding? can't we have been bidding? can't you have been bidding? can't they have been bidding?