must juxtapose
Regular verb: juxtapose - juxtaposed- juxtaposed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must juxtapose
you must juxtapose
she must juxtapose
we must juxtapose
you must juxtapose
they must juxtapose 	I must be juxtaposing
you must be juxtaposing
she must be juxtaposing
we must be juxtaposing
you must be juxtaposing
they must be juxtaposing	I must have juxtaposed
you must have juxtaposed
she must have juxtaposed
we must have juxtaposed
you must have juxtaposed
they must have juxtaposed	I must have been juxtaposing
you must have been juxtaposing
she must have been juxtaposing
we must have been juxtaposing
you must have been juxtaposing
they must have been juxtaposing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not juxtapose
you must not juxtapose
she must not juxtapose
we must not juxtapose
you must not juxtapose
they must not juxtapose 	I must not be juxtaposing
you must not be juxtaposing
she must not be juxtaposing
we must not be juxtaposing
you must not be juxtaposing
they must not be juxtaposing	I must not have juxtaposed
you must not have juxtaposed
she must not have juxtaposed
we must not have juxtaposed
you must not have juxtaposed
they must not have juxtaposed	I must not have been juxtaposing
you must not have been juxtaposing
she must not have been juxtaposing
we must not have been juxtaposing
you must not have been juxtaposing
they must not have been juxtaposing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I juxtapose?
must you juxtapose?
must she juxtapose?
must we juxtapose?
must you juxtapose?
must they juxtapose? 	must I be juxtaposing?
must you be juxtaposing?
must she be juxtaposing?
must we be juxtaposing?
must you be juxtaposing?
must they be juxtaposing? 	must I have juxtaposed?
must you have juxtaposed?
must she have juxtaposed?
must we have juxtaposed?
must you have juxtaposed?
must they have juxtaposed? 	must I have been juxtaposing?
must you have been juxtaposing?
must she have been juxtaposing?
must we have been juxtaposing?
must you have been juxtaposing?
must they have been juxtaposing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not juxtapose?
must you not juxtapose?
must she not juxtapose?
must we not juxtapose?
must you not juxtapose?
must they not juxtapose? 	must I not be juxtaposing?
must you not be juxtaposing?
must she not be juxtaposing?
must we not be juxtaposing?
must you not be juxtaposing?
must they not be juxtaposing? 	must I not have juxtaposed?
must you not have juxtaposed?
must she not have juxtaposed?
must we not have juxtaposed?
must you not have juxtaposed?
must they not have juxtaposed? 	must I not have been juxtaposing?
must you not have been juxtaposing?
must she not have been juxtaposing?
must we not have been juxtaposing?
must you not have been juxtaposing?
must they not have been juxtaposing?