Ave to / don’t have to

1.

HAVE TO /
DON’T HAVE TO
Miss Karen Vargas

2.

HAVE TO
We
use HAVE TO to express obligation (when
something is necessary) in the present or future.

3.

Examples:
The boys have to study hard.
The boy has to wake up at 7 o’clock in the morning.

4.

Affirmative Sentences
S + HAVE TO/ HAS TO + VERB + COMPLEMENT
I / YOU/ WE / THEY
HAVE TO
You HAVE TO arrive on time to classes
SHE/ HE / IT
HAS TO
She HAS TO brush her teeth everyday

5.

DON’T HAVE TO
We
use DON’T HAVE TO to express absence of
obligation (=when something is not necessary to
do)

6.

The children don’t have to go to school today.
It’s Saturday!
She doesn’t have to eat all the fruits.

7.

Negative Sentences
S + DON’T HAVE TO/ DOESN’T HAVE TO + VERB + COMPLEMENT
I
/ YOU / WE / THEY
DON’T
We don’t have to get up early on Sundays
SHE
/ HE / IT
DOESN’T
He doesn’t have to get up early on Sundays

8.

DO/ DOES + S + HAVE TO+ COMPLEMENT?
DO
DOES
I/ YOU/ WE/ THEY HAVE TO…?
HE/ SHE/ IT HAVE TO…?

9.

QUESTIONS
Do
you have to eat the vegetables?
Yes, I do. / No, I don’t
Does
he have to eat the vegetables?
Yes, he does/ No, he doesn’t

10.

LET’S PRACTICE

11.

Order the following sentences
1.- clean your room/ have to/ you
1.- You have to clean your room.
2.- they/ play football/ Do/ have to ?
2.- Do they have to play football?
3.- don’t have to/ I/ make my bed.
3. I don’t have to make my bed.

12.

4.- do the dishes/ has to/ she.
4. She has to do the dishes.
5.- cut the grass/ Does/ have to/ he?
5. Does he have to cut the grass?
6.- She/ study/ has to/ everyday.
6. She has to study every day.

13.

Complete with HAVE TO/ HAS TO/ don’t have
to/ doesn’t have to
HAS TO (+) study hard for the exam.
1.- Sarah_________
HAS TO
2.- David ________
(+) clean his room.
DON’T HAVE TO
3.- I __________
(-)cut the grass every Sunday.
4.- Andres__________
DOESN’T HAVE TO (-) play football after
class.
HAVE TO
5.- You____________
(+) make your bed everyday.

14.

DOESN’T HAVE TO
6.- She________________
(-) go to school on
Saturday.
HAVE TO
7.- I ___________
(+) brush my teeth everyday.
8.- You________________
(-) do the dishes.
DON’T HAVE TO
DOESN’T HAVE TO
9.- He________________(-)
make his bed in the
morning.