English verb conjugation
COULD OVERTRAIN

Regular verb: overtrain - overtrained - overtrained

Affirmation

Simple form	V-ing form
I could overtrain you could overtrain she could overtrain we could overtrain you could overtrain they could overtrain	I could be overtraining you could be overtraining she could be overtraining we could be overtraining you could be overtraining they could be overtraining
Perfect	V-ing perfect
I could have overtrained you could have overtrained she could have overtrained we could have overtrained you could have overtrained they could have overtrained	I could have been overtraining you could have been overtraining she could have been overtraining we could have been overtraining you could have been overtraining they could have been overtraining

Negation

Simple form	V-ing form
I couldn't overtrain you couldn't overtrain she couldn't overtrain we couldn't overtrain you couldn't overtrain they couldn't overtrain	I couldn't be overtraining you couldn't be overtraining she couldn't be overtraining we couldn't be overtraining you couldn't be overtraining they couldn't be overtraining
Perfect	V-ing perfect
I couldn't have overtrained you couldn't have overtrained she couldn't have overtrained we couldn't have overtrained you couldn't have overtrained they couldn't have overtrained	I couldn't have been overtraining you couldn't have been overtraining she couldn't have been overtraining we couldn't have been overtraining you couldn't have been overtraining they couldn't have been overtraining

Interrogative form

Simple form	V-ing form
could I overtrain? could you overtrain? could she overtrain? could we overtrain? could you overtrain? could they overtrain?	could I be overtraining? could you be overtraining? could she be overtraining? could we be overtraining? could you be overtraining? could they be overtraining?
Perfect	V-ing perfect
could I have overtrained? could you have overtrained? could she have overtrained? could we have overtrained? could you have overtrained? could they have overtrained?	could I have been overtraining? could you have been overtraining? could she have been overtraining? could we have been overtraining? could you have been overtraining? could they have been overtraining?

Interro-negative form

Simple form	V-ing form
couldn't I overtrain? couldn't you overtrain? couldn't she overtrain? couldn't we overtrain? couldn't you overtrain? couldn't they overtrain?	couldn't I be overtraining? couldn't you be overtraining? couldn't she be overtraining? couldn't we be overtraining? couldn't you be overtraining? couldn't they be overtraining?
Perfect	V-ing perfect
couldn't I have overtrained? couldn't you have overtrained? couldn't she have overtrained? couldn't we have overtrained? couldn't you have overtrained? couldn't they have overtrained?	couldn't I have been overtraining? couldn't you have been overtraining? couldn't she have been overtraining? couldn't we have been overtraining? couldn't you have been overtraining? couldn't they have been overtraining?