will investigate
Regular verb: investigate - investigated- investigated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will investigate
you will investigate
she will investigate
we will investigate
you will investigate
they will investigate 	I will be investigating
you will be investigating
she will be investigating
we will be investigating
you will be investigating
they will be investigating	I will have investigated
you will have investigated
she will have investigated
we will have investigated
you will have investigated
they will have investigated	I will have been investigating
you will have been investigating
she will have been investigating
we will have been investigating
you will have been investigating
they will have been investigating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I will not investigate
you will not investigate
she will not investigate
we will not investigate
you will not investigate
they will not investigate 	I will not be investigating
you will not be investigating
she will not be investigating
we will not be investigating
you will not be investigating
they will not be investigating	I will not have investigated
you will not have investigated
she will not have investigated
we will not have investigated
you will not have investigated
they will not have investigated	I will not have been investigating
you will not have been investigating
she will not have been investigating
we will not have been investigating
you will not have been investigating
they will not have been investigating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I investigate?
will you investigate?
will she investigate?
will we investigate?
will you investigate?
will they investigate? 	will I be investigating?
will you be investigating?
will she be investigating?
will we be investigating?
will you be investigating?
will they be investigating? 	will I have investigated?
will you have investigated?
will she have investigated?
will we have investigated?
will you have investigated?
will they have investigated? 	will I have been investigating?
will you have been investigating?
will she have been investigating?
will we have been investigating?
will you have been investigating?
will they have been investigating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
will I not investigate?
will you not investigate?
will she not investigate?
will we not investigate?
will you not investigate?
will they not investigate? 	will I not be investigating?
will you not be investigating?
will she not be investigating?
will we not be investigating?
will you not be investigating?
will they not be investigating? 	will I not have investigated?
will you not have investigated?
will she not have investigated?
will we not have investigated?
will you not have investigated?
will they not have investigated? 	will I not have been investigating?
will you not have been investigating?
will she not have been investigating?
will we not have been investigating?
will you not have been investigating?
will they not have been investigating?