I can reinvestigate you can reinvestigate she can reinvestigate we can reinvestigate you can reinvestigate they can reinvestigate
V-ing form
I can be reinvestigating you can be reinvestigating she can be reinvestigating we can be reinvestigating you can be reinvestigating they can be reinvestigating
Perfect
I can have reinvestigated you can have reinvestigated she can have reinvestigated we can have reinvestigated you can have reinvestigated they can have reinvestigated
V-ing perfect
I can have been reinvestigating you can have been reinvestigating she can have been reinvestigating we can have been reinvestigating you can have been reinvestigating they can have been reinvestigating
Negation
Simple form
I can't reinvestigate you can't reinvestigate she can't reinvestigate we can't reinvestigate you can't reinvestigate they can't reinvestigate
V-ing form
I can't be reinvestigating you can't be reinvestigating she can't be reinvestigating we can't be reinvestigating you can't be reinvestigating they can't be reinvestigating
Perfect
I can't have reinvestigated you can't have reinvestigated she can't have reinvestigated we can't have reinvestigated you can't have reinvestigated they can't have reinvestigated
V-ing perfect
I can't have been reinvestigating you can't have been reinvestigating she can't have been reinvestigating we can't have been reinvestigating you can't have been reinvestigating they can't have been reinvestigating
Interrogative form
Simple form
can I reinvestigate? can you reinvestigate? can she reinvestigate? can we reinvestigate? can you reinvestigate? can they reinvestigate?
V-ing form
can I be reinvestigating? can you be reinvestigating? can she be reinvestigating? can we be reinvestigating? can you be reinvestigating? can they be reinvestigating?
Perfect
can I have reinvestigated? can you have reinvestigated? can she have reinvestigated? can we have reinvestigated? can you have reinvestigated? can they have reinvestigated?
V-ing perfect
can I have been reinvestigating? can you have been reinvestigating? can she have been reinvestigating? can we have been reinvestigating? can you have been reinvestigating? can they have been reinvestigating?
Interro-negative form
Simple form
can't I reinvestigate? can't you reinvestigate? can't she reinvestigate? can't we reinvestigate? can't you reinvestigate? can't they reinvestigate?
V-ing form
can't I be reinvestigating? can't you be reinvestigating? can't she be reinvestigating? can't we be reinvestigating? can't you be reinvestigating? can't they be reinvestigating?
Perfect
can't I have reinvestigated? can't you have reinvestigated? can't she have reinvestigated? can't we have reinvestigated? can't you have reinvestigated? can't they have reinvestigated?
V-ing perfect
can't I have been reinvestigating? can't you have been reinvestigating? can't she have been reinvestigating? can't we have been reinvestigating? can't you have been reinvestigating? can't they have been reinvestigating?