I can conceptualize you can conceptualize he can conceptualize we can conceptualize you can conceptualize they can conceptualize
V-ing form
I can be conceptualizing you can be conceptualizing he can be conceptualizing we can be conceptualizing you can be conceptualizing they can be conceptualizing
Perfect
I can have conceptualized you can have conceptualized he can have conceptualized we can have conceptualized you can have conceptualized they can have conceptualized
V-ing perfect
I can have been conceptualizing you can have been conceptualizing he can have been conceptualizing we can have been conceptualizing you can have been conceptualizing they can have been conceptualizing
Negation
Simple form
I cannot conceptualize you cannot conceptualize he cannot conceptualize we cannot conceptualize you cannot conceptualize they cannot conceptualize
V-ing form
I cannot be conceptualizing you cannot be conceptualizing he cannot be conceptualizing we cannot be conceptualizing you cannot be conceptualizing they cannot be conceptualizing
Perfect
I cannot have conceptualized you cannot have conceptualized he cannot have conceptualized we cannot have conceptualized you cannot have conceptualized they cannot have conceptualized
V-ing perfect
I cannot have been conceptualizing you cannot have been conceptualizing he cannot have been conceptualizing we cannot have been conceptualizing you cannot have been conceptualizing they cannot have been conceptualizing
Interrogative form
Simple form
can I conceptualize? can you conceptualize? can he conceptualize? can we conceptualize? can you conceptualize? can they conceptualize?
V-ing form
can I be conceptualizing? can you be conceptualizing? can he be conceptualizing? can we be conceptualizing? can you be conceptualizing? can they be conceptualizing?
Perfect
can I have conceptualized? can you have conceptualized? can he have conceptualized? can we have conceptualized? can you have conceptualized? can they have conceptualized?
V-ing perfect
can I have been conceptualizing? can you have been conceptualizing? can he have been conceptualizing? can we have been conceptualizing? can you have been conceptualizing? can they have been conceptualizing?
Interro-negative form
Simple form
can I not conceptualize? can you not conceptualize? can he not conceptualize? can we not conceptualize? can you not conceptualize? can they not conceptualize?
V-ing form
can I not be conceptualizing? can you not be conceptualizing? can he not be conceptualizing? can we not be conceptualizing? can you not be conceptualizing? can they not be conceptualizing?
Perfect
can I not have conceptualized? can you not have conceptualized? can he not have conceptualized? can we not have conceptualized? can you not have conceptualized? can they not have conceptualized?
V-ing perfect
can I not have been conceptualizing? can you not have been conceptualizing? can he not have been conceptualizing? can we not have been conceptualizing? can you not have been conceptualizing? can they not have been conceptualizing?