I might spring-clean you might spring-clean he might spring-clean we might spring-clean you might spring-clean they might spring-clean
V-ing form
I might be spring-cleaning you might be spring-cleaning he might be spring-cleaning we might be spring-cleaning you might be spring-cleaning they might be spring-cleaning
Perfect
I might have spring-cleaned you might have spring-cleaned he might have spring-cleaned we might have spring-cleaned you might have spring-cleaned they might have spring-cleaned
V-ing perfect
I might have been spring-cleaning you might have been spring-cleaning he might have been spring-cleaning we might have been spring-cleaning you might have been spring-cleaning they might have been spring-cleaning
Negation
Simple form
I mightn't spring-clean you mightn't spring-clean he mightn't spring-clean we mightn't spring-clean you mightn't spring-clean they mightn't spring-clean
V-ing form
I mightn't be spring-cleaning you mightn't be spring-cleaning he mightn't be spring-cleaning we mightn't be spring-cleaning you mightn't be spring-cleaning they mightn't be spring-cleaning
Perfect
I mightn't have spring-cleaned you mightn't have spring-cleaned he mightn't have spring-cleaned we mightn't have spring-cleaned you mightn't have spring-cleaned they mightn't have spring-cleaned
V-ing perfect
I mightn't have been spring-cleaning you mightn't have been spring-cleaning he mightn't have been spring-cleaning we mightn't have been spring-cleaning you mightn't have been spring-cleaning they mightn't have been spring-cleaning
Interrogative form
Simple form
might I spring-clean? might you spring-clean? might he spring-clean? might we spring-clean? might you spring-clean? might they spring-clean?
V-ing form
might I be spring-cleaning? might you be spring-cleaning? might he be spring-cleaning? might we be spring-cleaning? might you be spring-cleaning? might they be spring-cleaning?
Perfect
might I have spring-cleaned? might you have spring-cleaned? might he have spring-cleaned? might we have spring-cleaned? might you have spring-cleaned? might they have spring-cleaned?
V-ing perfect
might I have been spring-cleaning? might you have been spring-cleaning? might he have been spring-cleaning? might we have been spring-cleaning? might you have been spring-cleaning? might they have been spring-cleaning?
Interro-negative form
Simple form
mightn't I spring-clean? mightn't you spring-clean? mightn't he spring-clean? mightn't we spring-clean? mightn't you spring-clean? mightn't they spring-clean?
V-ing form
mightn't I be spring-cleaning? mightn't you be spring-cleaning? mightn't he be spring-cleaning? mightn't we be spring-cleaning? mightn't you be spring-cleaning? mightn't they be spring-cleaning?
Perfect
mightn't I have spring-cleaned? mightn't you have spring-cleaned? mightn't he have spring-cleaned? mightn't we have spring-cleaned? mightn't you have spring-cleaned? mightn't they have spring-cleaned?
V-ing perfect
mightn't I have been spring-cleaning? mightn't you have been spring-cleaning? mightn't he have been spring-cleaning? mightn't we have been spring-cleaning? mightn't you have been spring-cleaning? mightn't they have been spring-cleaning?