English verb conjugation
COULD HANDLE

Regular verb: handle - handled - handled

Affirmation

Simple form	V-ing form
I could handle you could handle he could handle we could handle you could handle they could handle	I could be handling you could be handling he could be handling we could be handling you could be handling they could be handling
Perfect	V-ing perfect
I could have handled you could have handled he could have handled we could have handled you could have handled they could have handled	I could have been handling you could have been handling he could have been handling we could have been handling you could have been handling they could have been handling

Negation

Simple form	V-ing form
I couldn't handle you couldn't handle he couldn't handle we couldn't handle you couldn't handle they couldn't handle	I couldn't be handling you couldn't be handling he couldn't be handling we couldn't be handling you couldn't be handling they couldn't be handling
Perfect	V-ing perfect
I couldn't have handled you couldn't have handled he couldn't have handled we couldn't have handled you couldn't have handled they couldn't have handled	I couldn't have been handling you couldn't have been handling he couldn't have been handling we couldn't have been handling you couldn't have been handling they couldn't have been handling

Interrogative form

Simple form	V-ing form
could I handle? could you handle? could he handle? could we handle? could you handle? could they handle?	could I be handling? could you be handling? could he be handling? could we be handling? could you be handling? could they be handling?
Perfect	V-ing perfect
could I have handled? could you have handled? could he have handled? could we have handled? could you have handled? could they have handled?	could I have been handling? could you have been handling? could he have been handling? could we have been handling? could you have been handling? could they have been handling?

Interro-negative form

Simple form	V-ing form
couldn't I handle? couldn't you handle? couldn't he handle? couldn't we handle? couldn't you handle? couldn't they handle?	couldn't I be handling? couldn't you be handling? couldn't he be handling? couldn't we be handling? couldn't you be handling? couldn't they be handling?
Perfect	V-ing perfect
couldn't I have handled? couldn't you have handled? couldn't he have handled? couldn't we have handled? couldn't you have handled? couldn't they have handled?	couldn't I have been handling? couldn't you have been handling? couldn't he have been handling? couldn't we have been handling? couldn't you have been handling? couldn't they have been handling?