must enclave
Verbo regular: enclave - enclaved- enclaved

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must enclave
you must enclave
she must enclave
we must enclave
you must enclave
they must enclave 	I must be enclaving
you must be enclaving
she must be enclaving
we must be enclaving
you must be enclaving
they must be enclaving	I must have enclaved
you must have enclaved
she must have enclaved
we must have enclaved
you must have enclaved
they must have enclaved	I must have been enclaving
you must have been enclaving
she must have been enclaving
we must have been enclaving
you must have been enclaving
they must have been enclaving	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not enclave
you must not enclave
she must not enclave
we must not enclave
you must not enclave
they must not enclave 	I must not be enclaving
you must not be enclaving
she must not be enclaving
we must not be enclaving
you must not be enclaving
they must not be enclaving	I must not have enclaved
you must not have enclaved
she must not have enclaved
we must not have enclaved
you must not have enclaved
they must not have enclaved	I must not have been enclaving
you must not have been enclaving
she must not have been enclaving
we must not have been enclaving
you must not have been enclaving
they must not have been enclaving	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I enclave?
must you enclave?
must she enclave?
must we enclave?
must you enclave?
must they enclave? 	must I be enclaving?
must you be enclaving?
must she be enclaving?
must we be enclaving?
must you be enclaving?
must they be enclaving? 	must I have enclaved?
must you have enclaved?
must she have enclaved?
must we have enclaved?
must you have enclaved?
must they have enclaved? 	must I have been enclaving?
must you have been enclaving?
must she have been enclaving?
must we have been enclaving?
must you have been enclaving?
must they have been enclaving? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not enclave?
must you not enclave?
must she not enclave?
must we not enclave?
must you not enclave?
must they not enclave? 	must I not be enclaving?
must you not be enclaving?
must she not be enclaving?
must we not be enclaving?
must you not be enclaving?
must they not be enclaving? 	must I not have enclaved?
must you not have enclaved?
must she not have enclaved?
must we not have enclaved?
must you not have enclaved?
must they not have enclaved? 	must I not have been enclaving?
must you not have been enclaving?
must she not have been enclaving?
must we not have been enclaving?
must you not have been enclaving?
must they not have been enclaving?