English verb conjugation
CAN SYNTHESIZE

Regular verb: synthesize - synthesized - synthesized

Affirmation

Simple form	V-ing form
I can synthesize you can synthesize he can synthesize we can synthesize you can synthesize they can synthesize	I can be synthesizing you can be synthesizing he can be synthesizing we can be synthesizing you can be synthesizing they can be synthesizing
Perfect	V-ing perfect
I can have synthesized you can have synthesized he can have synthesized we can have synthesized you can have synthesized they can have synthesized	I can have been synthesizing you can have been synthesizing he can have been synthesizing we can have been synthesizing you can have been synthesizing they can have been synthesizing

Negation

Simple form	V-ing form
I can't synthesize you can't synthesize he can't synthesize we can't synthesize you can't synthesize they can't synthesize	I can't be synthesizing you can't be synthesizing he can't be synthesizing we can't be synthesizing you can't be synthesizing they can't be synthesizing
Perfect	V-ing perfect
I can't have synthesized you can't have synthesized he can't have synthesized we can't have synthesized you can't have synthesized they can't have synthesized	I can't have been synthesizing you can't have been synthesizing he can't have been synthesizing we can't have been synthesizing you can't have been synthesizing they can't have been synthesizing

Interrogative form

Simple form	V-ing form
can I synthesize? can you synthesize? can he synthesize? can we synthesize? can you synthesize? can they synthesize?	can I be synthesizing? can you be synthesizing? can he be synthesizing? can we be synthesizing? can you be synthesizing? can they be synthesizing?
Perfect	V-ing perfect
can I have synthesized? can you have synthesized? can he have synthesized? can we have synthesized? can you have synthesized? can they have synthesized?	can I have been synthesizing? can you have been synthesizing? can he have been synthesizing? can we have been synthesizing? can you have been synthesizing? can they have been synthesizing?

Interro-negative form

Simple form	V-ing form
can't I synthesize? can't you synthesize? can't he synthesize? can't we synthesize? can't you synthesize? can't they synthesize?	can't I be synthesizing? can't you be synthesizing? can't he be synthesizing? can't we be synthesizing? can't you be synthesizing? can't they be synthesizing?
Perfect	V-ing perfect
can't I have synthesized? can't you have synthesized? can't he have synthesized? can't we have synthesized? can't you have synthesized? can't they have synthesized?	can't I have been synthesizing? can't you have been synthesizing? can't he have been synthesizing? can't we have been synthesizing? can't you have been synthesizing? can't they have been synthesizing?