English verb conjugation
CAN HIGH-GRADE

Regular verb: high-grade - high-graded - high-graded

Affirmation

Simple form	V-ing form
I can high-grade you can high-grade he can high-grade we can high-grade you can high-grade they can high-grade	I can be high-grading you can be high-grading he can be high-grading we can be high-grading you can be high-grading they can be high-grading
Perfect	V-ing perfect
I can have high-graded you can have high-graded he can have high-graded we can have high-graded you can have high-graded they can have high-graded	I can have been high-grading you can have been high-grading he can have been high-grading we can have been high-grading you can have been high-grading they can have been high-grading

Negation

Simple form	V-ing form
I can't high-grade you can't high-grade he can't high-grade we can't high-grade you can't high-grade they can't high-grade	I can't be high-grading you can't be high-grading he can't be high-grading we can't be high-grading you can't be high-grading they can't be high-grading
Perfect	V-ing perfect
I can't have high-graded you can't have high-graded he can't have high-graded we can't have high-graded you can't have high-graded they can't have high-graded	I can't have been high-grading you can't have been high-grading he can't have been high-grading we can't have been high-grading you can't have been high-grading they can't have been high-grading

Interrogative form

Simple form	V-ing form
can I high-grade? can you high-grade? can he high-grade? can we high-grade? can you high-grade? can they high-grade?	can I be high-grading? can you be high-grading? can he be high-grading? can we be high-grading? can you be high-grading? can they be high-grading?
Perfect	V-ing perfect
can I have high-graded? can you have high-graded? can he have high-graded? can we have high-graded? can you have high-graded? can they have high-graded?	can I have been high-grading? can you have been high-grading? can he have been high-grading? can we have been high-grading? can you have been high-grading? can they have been high-grading?

Interro-negative form

Simple form	V-ing form
can't I high-grade? can't you high-grade? can't he high-grade? can't we high-grade? can't you high-grade? can't they high-grade?	can't I be high-grading? can't you be high-grading? can't he be high-grading? can't we be high-grading? can't you be high-grading? can't they be high-grading?
Perfect	V-ing perfect
can't I have high-graded? can't you have high-graded? can't he have high-graded? can't we have high-graded? can't you have high-graded? can't they have high-graded?	can't I have been high-grading? can't you have been high-grading? can't he have been high-grading? can't we have been high-grading? can't you have been high-grading? can't they have been high-grading?