I could juxtapose you could juxtapose he could juxtapose we could juxtapose you could juxtapose they could juxtapose
V-ing form
I could be juxtaposing you could be juxtaposing he could be juxtaposing we could be juxtaposing you could be juxtaposing they could be juxtaposing
Perfect
I could have juxtaposed you could have juxtaposed he could have juxtaposed we could have juxtaposed you could have juxtaposed they could have juxtaposed
V-ing perfect
I could have been juxtaposing you could have been juxtaposing he could have been juxtaposing we could have been juxtaposing you could have been juxtaposing they could have been juxtaposing
Negation
Simple form
I could not juxtapose you could not juxtapose he could not juxtapose we could not juxtapose you could not juxtapose they could not juxtapose
V-ing form
I could not be juxtaposing you could not be juxtaposing he could not be juxtaposing we could not be juxtaposing you could not be juxtaposing they could not be juxtaposing
Perfect
I could not have juxtaposed you could not have juxtaposed he could not have juxtaposed we could not have juxtaposed you could not have juxtaposed they could not have juxtaposed
V-ing perfect
I could not have been juxtaposing you could not have been juxtaposing he could not have been juxtaposing we could not have been juxtaposing you could not have been juxtaposing they could not have been juxtaposing
Interrogative form
Simple form
could I juxtapose? could you juxtapose? could he juxtapose? could we juxtapose? could you juxtapose? could they juxtapose?
V-ing form
could I be juxtaposing? could you be juxtaposing? could he be juxtaposing? could we be juxtaposing? could you be juxtaposing? could they be juxtaposing?
Perfect
could I have juxtaposed? could you have juxtaposed? could he have juxtaposed? could we have juxtaposed? could you have juxtaposed? could they have juxtaposed?
V-ing perfect
could I have been juxtaposing? could you have been juxtaposing? could he have been juxtaposing? could we have been juxtaposing? could you have been juxtaposing? could they have been juxtaposing?
Interro-negative form
Simple form
could I not juxtapose? could you not juxtapose? could he not juxtapose? could we not juxtapose? could you not juxtapose? could they not juxtapose?
V-ing form
could I not be juxtaposing? could you not be juxtaposing? could he not be juxtaposing? could we not be juxtaposing? could you not be juxtaposing? could they not be juxtaposing?
Perfect
could I not have juxtaposed? could you not have juxtaposed? could he not have juxtaposed? could we not have juxtaposed? could you not have juxtaposed? could they not have juxtaposed?
V-ing perfect
could I not have been juxtaposing? could you not have been juxtaposing? could he not have been juxtaposing? could we not have been juxtaposing? could you not have been juxtaposing? could they not have been juxtaposing?