can achieve
Regular verb: achieve - achieved- achieved

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can achieve
you can achieve
she can achieve
we can achieve
you can achieve
they can achieve 	I can be achieving
you can be achieving
she can be achieving
we can be achieving
you can be achieving
they can be achieving	I can have achieved
you can have achieved
she can have achieved
we can have achieved
you can have achieved
they can have achieved	I can have been achieving
you can have been achieving
she can have been achieving
we can have been achieving
you can have been achieving
they can have been achieving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot achieve
you cannot achieve
she cannot achieve
we cannot achieve
you cannot achieve
they cannot achieve 	I cannot be achieving
you cannot be achieving
she cannot be achieving
we cannot be achieving
you cannot be achieving
they cannot be achieving	I cannot have achieved
you cannot have achieved
she cannot have achieved
we cannot have achieved
you cannot have achieved
they cannot have achieved	I cannot have been achieving
you cannot have been achieving
she cannot have been achieving
we cannot have been achieving
you cannot have been achieving
they cannot have been achieving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I achieve?
can you achieve?
can she achieve?
can we achieve?
can you achieve?
can they achieve? 	can I be achieving?
can you be achieving?
can she be achieving?
can we be achieving?
can you be achieving?
can they be achieving? 	can I have achieved?
can you have achieved?
can she have achieved?
can we have achieved?
can you have achieved?
can they have achieved? 	can I have been achieving?
can you have been achieving?
can she have been achieving?
can we have been achieving?
can you have been achieving?
can they have been achieving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not achieve?
can you not achieve?
can she not achieve?
can we not achieve?
can you not achieve?
can they not achieve? 	can I not be achieving?
can you not be achieving?
can she not be achieving?
can we not be achieving?
can you not be achieving?
can they not be achieving? 	can I not have achieved?
can you not have achieved?
can she not have achieved?
can we not have achieved?
can you not have achieved?
can they not have achieved? 	can I not have been achieving?
can you not have been achieving?
can she not have been achieving?
can we not have been achieving?
can you not have been achieving?
can they not have been achieving?