I could lexicalize you could lexicalize he could lexicalize we could lexicalize you could lexicalize they could lexicalize
V-ing form
I could be lexicalizing you could be lexicalizing he could be lexicalizing we could be lexicalizing you could be lexicalizing they could be lexicalizing
Perfect
I could have lexicalized you could have lexicalized he could have lexicalized we could have lexicalized you could have lexicalized they could have lexicalized
V-ing perfect
I could have been lexicalizing you could have been lexicalizing he could have been lexicalizing we could have been lexicalizing you could have been lexicalizing they could have been lexicalizing
Negation
Simple form
I couldn't lexicalize you couldn't lexicalize he couldn't lexicalize we couldn't lexicalize you couldn't lexicalize they couldn't lexicalize
V-ing form
I couldn't be lexicalizing you couldn't be lexicalizing he couldn't be lexicalizing we couldn't be lexicalizing you couldn't be lexicalizing they couldn't be lexicalizing
Perfect
I couldn't have lexicalized you couldn't have lexicalized he couldn't have lexicalized we couldn't have lexicalized you couldn't have lexicalized they couldn't have lexicalized
V-ing perfect
I couldn't have been lexicalizing you couldn't have been lexicalizing he couldn't have been lexicalizing we couldn't have been lexicalizing you couldn't have been lexicalizing they couldn't have been lexicalizing
Interrogative form
Simple form
could I lexicalize? could you lexicalize? could he lexicalize? could we lexicalize? could you lexicalize? could they lexicalize?
V-ing form
could I be lexicalizing? could you be lexicalizing? could he be lexicalizing? could we be lexicalizing? could you be lexicalizing? could they be lexicalizing?
Perfect
could I have lexicalized? could you have lexicalized? could he have lexicalized? could we have lexicalized? could you have lexicalized? could they have lexicalized?
V-ing perfect
could I have been lexicalizing? could you have been lexicalizing? could he have been lexicalizing? could we have been lexicalizing? could you have been lexicalizing? could they have been lexicalizing?
Interro-negative form
Simple form
couldn't I lexicalize? couldn't you lexicalize? couldn't he lexicalize? couldn't we lexicalize? couldn't you lexicalize? couldn't they lexicalize?
V-ing form
couldn't I be lexicalizing? couldn't you be lexicalizing? couldn't he be lexicalizing? couldn't we be lexicalizing? couldn't you be lexicalizing? couldn't they be lexicalizing?
Perfect
couldn't I have lexicalized? couldn't you have lexicalized? couldn't he have lexicalized? couldn't we have lexicalized? couldn't you have lexicalized? couldn't they have lexicalized?
V-ing perfect
couldn't I have been lexicalizing? couldn't you have been lexicalizing? couldn't he have been lexicalizing? couldn't we have been lexicalizing? couldn't you have been lexicalizing? couldn't they have been lexicalizing?