should foster
Regular verb: foster - fostered- fostered

Affirmation 	
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I should foster
you should foster
she should foster
we should foster
you should foster
they should foster 	I should be fostering
you should be fostering
she should be fostering
we should be fostering
you should be fostering
they should be fostering	I should have fostered
you should have fostered
she should have fostered
we should have fostered
you should have fostered
they should have fostered	I should have been fostering
you should have been fostering
she should have been fostering
we should have been fostering
you should have been fostering
they should have been fostering	

Negation 	
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I should not foster
you should not foster
she should not foster
we should not foster
you should not foster
they should not foster 	I should not be fostering
you should not be fostering
she should not be fostering
we should not be fostering
you should not be fostering
they should not be fostering	I should not have fostered
you should not have fostered
she should not have fostered
we should not have fostered
you should not have fostered
they should not have fostered	I should not have been fostering
you should not have been fostering
she should not have been fostering
we should not have been fostering
you should not have been fostering
they should not have been fostering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I foster?
should you foster?
should she foster?
should we foster?
should you foster?
should they foster? 	should I be fostering?
should you be fostering?
should she be fostering?
should we be fostering?
should you be fostering?
should they be fostering? 	should I have fostered?
should you have fostered?
should she have fostered?
should we have fostered?
should you have fostered?
should they have fostered? 	should I have been fostering?
should you have been fostering?
should she have been fostering?
should we have been fostering?
should you have been fostering?
should they have been fostering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not foster?
should you not foster?
should she not foster?
should we not foster?
should you not foster?
should they not foster? 	should I not be fostering?
should you not be fostering?
should she not be fostering?
should we not be fostering?
should you not be fostering?
should they not be fostering? 	should I not have fostered?
should you not have fostered?
should she not have fostered?
should we not have fostered?
should you not have fostered?
should they not have fostered? 	should I not have been fostering?
should you not have been fostering?
should she not have been fostering?
should we not have been fostering?
should you not have been fostering?
should they not have been fostering?