MODAL HAVE TO	Pp+Have to/ has to+ Sf verb	pp+  do not //doesn’t have to+   sf verb		Do //does+ pp + have to+ sf verb		MODAL HAD TO	Pp +had to + sf verb	Pp + did not +have to+ sf verb	did+  pp +  have to+ sf verb
PP	POSITIVE        +	NEGATIVE        -		INTERROGATIVE  ?		PP	POSITIVE     +	NEGATIVE      -	INTERROGATIVE  ?
EXAMPLE	I have to be home by eight	I don´t have to be home by eight		Do I have to be home by eight?		EXAMPLE	I had to be home by eight	I didn´t have to be home by eight	did I have to be home by eight?
I	i have to take a shower	i dont have take a shower		Do i have to take a shower?		I	i had to take a shower	i dont had to take a showe	do i had to take a showe?
YOU	you have to do homework	you dont have to do homework		Do you have to do homework?		YOU	you had to do homework	you dont had to do homework	do you had to do homework
HE	he has to do homework	he doesnt has to do homework		does he have to do homework?		HE	he had to do homework	he doesnt had to do homework	does he had to do homework?
SHE	she has to sweep her house	she doesnt has to sweep her house		does she have to sweep her house?		SHE	she had to sweep her house	she doesnt had to sweep her house	does she had to sweep her house?
IT	it has to begin the homework	it doesnt has to begin the homework		does it has to begin the homework?		IT	it had to begin the homework	it doesnt had to begin the homework	does it had to begin the homework?
WE	We have to go to the party	we dont have to go to the party		Do we have to go to the party?		WE	we had to go to the party	we dont had to go to the party	do we had to go to the pary?
YOU	you has to write a book	you dont has to write a book		do you have write a book?		YOU	you had to write a book	you dont had write a book	do you had write a book?
THEY	they has to play soccer	they dont has to play soccer		Do they have to play soccer?		THEY	they had to play soccer	they dont had to play soccer	do they had to play soccer?
I	i have to feed my pet	i dont have to feed my pet		Do i have to feed my pet?		I	i had to feed my pet	i dont had to feed my pet	do i had to feed my pet?
YOU	you have to learn how to speak english	you dont have to learn how to speak english		Do you have to learn how to speak english?		YOU	you had to learn how to speak english	you dont had learn how to speak english	do you had learn how to speak english?
HE	he has to close the door	he doesnt has to close a the door		Does he have to close the door?		HE	he had to close the door	he doesnt had to close the door	does he had to close the door?
SHE	she has to wash the car	she doesnt has to wash the car		does she have to a wash the car?		SHE	she had to wash the car	she doesnt had to wash the car	does she had to wash the car?
IT	it has to cook the food	it doesnt has to cook the food		does it have to cook the food?		IT	it had to cook the food	it doesnt had to cook the food	does it had to cook the food?
WE	we has to plan the vacations	we dont has to plan the vacations		do we have to plan the vacations?		WE	we had to plan the vacations	we dont had to plan the vacations	do we had to plan the vacations?
YOU	you has to learn english	you dont has to learn english		do you have to learn english?		YOU	you had to learn english	you dont had to learn english	do you had to learn english?
THEY	they have to live your life	they dont have to live your life		do they have to live your life		THEY	they had to live your life	they dont had to live your life	do they had to live your life?
I	i have to tell you something		i dont have to tell you something		Do i have to tell you something?	I	i had to tell you something	i dont had to tell you something	do i had to tell you something?
YOU	You have to give me a present in my birthday		you dont have to give me a present in my birthday		dou you have to give me a present in my birthday?	YOU	you had to give me a present in my birthday	you dont had to give me a present in my birthday	do you had to give me a present in my birthday?
HE	he has to look the movie		he doesnt has to look the movie		does he have to look the movie?	HE	he had to look the movie	he doesnt had to look the movie	does he had to look the movie?
SHE	she has to plant a tree		she doesnt has to plant a tree		does she have to plant a tree?	SHE	she had to plant a tree	she doesnt had to plant a tree	does she had to plant a tree?
IT	it has to break the ice		it doesnt has to break the ice		does it have to break the ice?	IT	it had to break the ice	it doesnt had to break the ice	does it had to break the ice?
WE	we has to sleep in the night		we dont has to sleep in the night		do we have to sleep in the night?	WE	we had to sleep in the night	we dont had to sleep in the night	do we had to sleep in the night?
YOU	you has to close the door		you dont has to close the door		do you have to close the door?	YOU	you had to close the door	you dont had to close the door	do you had to close the door?
THEY	they has to visit to grandparents		they dont has to visit to grandparents		do they has to visit to grandparents	THEY	they had to visit to grandparents	they dont had to visit to grandfathers	do they had to visit to grandparents?
I	i have to finish my homework		i dont have to finish my homework		Do i have to finish my homework?	I	i had to finish my homework	i dont had to finish my homework	do i had to finish my homework
YOU	You have to take a shower		You dont have to take a shower		do you have to take a shower?	YOU	you had to take a shower	you dont had to take a shower	do you had to take a shower?
HE	he has to ride the horse		he doesnt has to ride the horse		does he have to ride the horse?	HE	he had to ride the horse	he doesnt had to ride the horse	does he had to ride the horse?
SHE	she has to wake up to 6 o'clock		she doesnt has to wake up at 6 o' clock		does she have to wake up at 6 o'clock	SHE	she had to wake up to 6 o'clock	she doesnt had to wake up at 6 o'clock	does she had to wake up at 6 o'clock?
IT	it have to read a book		it doesnt have to read a book		does it have to read a book?	IT	it had to read a book	it doesnt had to read a book	does it had to read a book?
WE	we has to stay in the school		we dont has to stay in the school		do we has to stay in the school	WE	we had to stay in the school	we dont had to stay in the school	do we had to stay in the school
YOU	you has to fill a form		you dont has to fill a form		do you have to fill a form?	YOU	you had to fill a form	you dont had to fill a form	do you had to fill a form?
THEY	they has to clean your house		they dont has to clean your house		do they have to clean your house?	THEY	they had to clean your house	they dont had to clean your house