should drop
Regular verb: drop - dropped- dropped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should drop
you should drop
she should drop
we should drop
you should drop
they should drop 	I should be dropping
you should be dropping
she should be dropping
we should be dropping
you should be dropping
they should be dropping	I should have dropped
you should have dropped
she should have dropped
we should have dropped
you should have dropped
they should have dropped	I should have been dropping
you should have been dropping
she should have been dropping
we should have been dropping
you should have been dropping
they should have been dropping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not drop
you should not drop
she should not drop
we should not drop
you should not drop
they should not drop 	I should not be dropping
you should not be dropping
she should not be dropping
we should not be dropping
you should not be dropping
they should not be dropping	I should not have dropped
you should not have dropped
she should not have dropped
we should not have dropped
you should not have dropped
they should not have dropped	I should not have been dropping
you should not have been dropping
she should not have been dropping
we should not have been dropping
you should not have been dropping
they should not have been dropping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I drop?
should you drop?
should she drop?
should we drop?
should you drop?
should they drop? 	should I be dropping?
should you be dropping?
should she be dropping?
should we be dropping?
should you be dropping?
should they be dropping? 	should I have dropped?
should you have dropped?
should she have dropped?
should we have dropped?
should you have dropped?
should they have dropped? 	should I have been dropping?
should you have been dropping?
should she have been dropping?
should we have been dropping?
should you have been dropping?
should they have been dropping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not drop?
should you not drop?
should she not drop?
should we not drop?
should you not drop?
should they not drop? 	should I not be dropping?
should you not be dropping?
should she not be dropping?
should we not be dropping?
should you not be dropping?
should they not be dropping? 	should I not have dropped?
should you not have dropped?
should she not have dropped?
should we not have dropped?
should you not have dropped?
should they not have dropped? 	should I not have been dropping?
should you not have been dropping?
should she not have been dropping?
should we not have been dropping?
should you not have been dropping?
should they not have been dropping?