Class 8 English Grammar: Use of Modals

Has to / Have to / Had to / Shall have to / Will have to.
To show obligation, compulsion, duty, desire etc.
Has Mohan to wash his own clothes ?
or
Mohan does not have to wash his own clothes.
Does Mohan have to wash his own clothes ?
Mohan has not to wash his own clothes.
Have you to work late hours ?
You haven’t to work late hours.
D. you have to work late hours ?
You don’t have to work late hours.

Please note that we can form questions and negatives in the above two ways. i.e., with or without ‘Do’.

Note. Has to/Have to/Had to/shall have to/will have to are also used to convey a sense of ‘external obligation’ in present, past and future tenses, e.g..
I have to bring milk every morning.
I shall have to run fast to catch the train.
He has to go to office at 9 A.M.
You will have to face many problems in life.
I had to leave for Chennai last week.
She has to be in school at seven.

Exercise 1
(Solved)
Fill in the following blanks by using ‘has to’, ‘have to’, ‘had to’, ‘will have to’, ‘shall have to’:
1. I ……. serve my aged parents.
2. The maid servant …….. wash the utensils.
3. The Light Brigade …….. obey the orders of its commander.
4. The hare ……… cut a sorry figure on losing the race.
5. The passenger train ……. stop at every railway s
6. The labourers …….. work all day long.
7. My father …….. support a large family.
8. I …….. take my umbrella with me because it was raining.
9. The mother …….. clothe the children.
10. I …….. take my mother to the dispensary.
11. He …….. join some service to earn his bread.
12. I ………. help the poor widow.
Answers:
1. have to
2. has to
3. had to
4. had to
5. has to
6. have to
7. has to
8. had to
9. has to
10. shall have to
11. will have to
12. have to

Exercise 2
(Unsolved)
Fill in the following blanks by using ‘has to’, ‘have to’, ‘will have to’, ‘shall have to’ or ’had to’ whichever is appropriate:
1. We ……. help our parents everyday.
2. She …….. learn her lesson every night.
3. I ……… stay at home since my parents were away.
4. We ……. change our school uniform everyday.
5. Last evening my neighbour fell sick and I ……. call in a doctor.
6. I am afraid, I’ll ……. turn the maid servant out of job.
7. Rekha ………. cook the food as her mother was not at home.
8. We …….. help the flood-victims.
9. Devinder’s office is far away. He ……… buy a scooter.
10. A cowherd ………. tend the cows.
11. I ……….. go to my native village on every public holiday.
12. There wasn’t any water today. So I ………. go to school without a bath.