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