to water-ski
Regular verb: water-ski - water-skied- water-skied

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I do not water-ski
you do not water-ski
he doesnot water-ski
we do not water-ski
you do not water-ski
they do not water-ski 	Iamnot water-skiing
youarenot water-skiing
heisnot water-skiing
wearenot water-skiing
youarenot water-skiing
theyarenot water-skiing	I did not water-ski
you did not water-ski
he did not water-ski
we did not water-ski
you did not water-ski
they did not water-ski 	Iwasnot water-skiing
youwerenot water-skiing
hewasnot water-skiing
wewerenot water-skiing
youwerenot water-skiing
theywerenot water-skiing	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I have not water-skied
you have not water-skied
hehasnot water-skied
we have not water-skied
you have not water-skied
they have not water-skied	I have not  been water-skiing
you have not  been water-skiing
hehasnot  been water-skiing
we have not  been water-skiing
you have not  been water-skiing
they have not  been water-skiing	I had not water-skied
you had not water-skied
he had not water-skied
we had not water-skied
you had not water-skied
they had not water-skied	I had not been water-skiing
you had not been water-skiing
he had not been water-skiing
we had not been water-skiing
you had not been water-skiing
they had not been water-skiing	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I will not water-ski
you will not water-ski
he will not water-ski
we will not water-ski
you will not water-ski
they will not water-ski 	I will not be water-skiing
you will not be water-skiing
he will not be water-skiing
we will not be water-skiing
you will not be water-skiing
they will not be water-skiing	I will not have water-skied
you will not have water-skied
he will not have water-skied
we will not have water-skied
you will not have water-skied
they will not have water-skied	I will not have been water-skiing
you will not have been water-skiing
he will not have been water-skiing
we will not have been water-skiing
you will not have been water-skiing
they will not have been water-skiing	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I would not water-ski
you would not water-ski
he would not water-ski
we would not water-ski
you would not water-ski
they would not water-ski 	I would not be water-skiing
you would not be water-skiing
he would not be water-skiing
we would not be water-skiing
you would not be water-skiing
they would not be water-skiing	I would not have water-skied
you would not have water-skied
he would not have water-skied
we would not have water-skied
you would not have water-skied
they would not have water-skied	I would not have been water-skiing
you would not have been water-skiing
he would not have been water-skiing
we would not have been water-skiing
you would not have been water-skiing
they would not have been water-skiing	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to water-ski 	 	do not water-ski
Let's not water-ski
do not water-ski 	 	

Participle 	
Present 	Past 	 	 	
water-skiing	water-skied