I can covet you can covet she can covet we can covet you can covet they can covet
V-ing form
I can be coveting you can be coveting she can be coveting we can be coveting you can be coveting they can be coveting
Perfect
I can have coveted you can have coveted she can have coveted we can have coveted you can have coveted they can have coveted
V-ing perfect
I can have been coveting you can have been coveting she can have been coveting we can have been coveting you can have been coveting they can have been coveting
Negation
Simple form
I cannot covet you cannot covet she cannot covet we cannot covet you cannot covet they cannot covet
V-ing form
I cannot be coveting you cannot be coveting she cannot be coveting we cannot be coveting you cannot be coveting they cannot be coveting
Perfect
I cannot have coveted you cannot have coveted she cannot have coveted we cannot have coveted you cannot have coveted they cannot have coveted
V-ing perfect
I cannot have been coveting you cannot have been coveting she cannot have been coveting we cannot have been coveting you cannot have been coveting they cannot have been coveting
Interrogative form
Simple form
can I covet? can you covet? can she covet? can we covet? can you covet? can they covet?
V-ing form
can I be coveting? can you be coveting? can she be coveting? can we be coveting? can you be coveting? can they be coveting?
Perfect
can I have coveted? can you have coveted? can she have coveted? can we have coveted? can you have coveted? can they have coveted?
V-ing perfect
can I have been coveting? can you have been coveting? can she have been coveting? can we have been coveting? can you have been coveting? can they have been coveting?
Interro-negative form
Simple form
can I not covet? can you not covet? can she not covet? can we not covet? can you not covet? can they not covet?
V-ing form
can I not be coveting? can you not be coveting? can she not be coveting? can we not be coveting? can you not be coveting? can they not be coveting?
Perfect
can I not have coveted? can you not have coveted? can she not have coveted? can we not have coveted? can you not have coveted? can they not have coveted?
V-ing perfect
can I not have been coveting? can you not have been coveting? can she not have been coveting? can we not have been coveting? can you not have been coveting? can they not have been coveting?