Chapter 1.2: Integrative Grammar Practice 1
Chapter 2.1: Determiners
Chapter 2.2: Integrative Grammar Practice 2
Chapter 3.1: Future Time Reference
Chapter 3.2: Integrative Grammar Practice 3
▶ Chapter 4: Modals
Chapter 5.1: Connectors
Chapter 5.2: Integrative Grammar Practice 4
Chapter 6.1: The Passive
Chapter 6.2: Integrative Grammar Practice 5
Chapter 7.1: Reported Speech
Chapter 7.2: Integrative Grammar Practice 6
Chapter 8.1: Prepositions
Chapter 8.2: Integrative Grammar Practice 7
Solutions for Chapter 4: Modals
Below listed, you can find solutions for Chapter 4 of CBSE CBSE for Class 9 English Communicative - Workbook Interact in English.
CBSE solutions for Class 9 English Communicative - Workbook Interact in English Chapter 4 Modals Exercises [Pages 49 - 60]
What are the ten different ways in which you can use a ruler other than its regular use? List your answer below.
e.g. You can use it to dig holes.
Do you see any difference in the following sentences?
(a) You can use a ruler to dig holes.
(b) You can use my ruler to dig holes.
(c) You can find a ruler in the study room.
Can is used to express permission, ability, and possibility in these sentences.
In sentence (a) can is used to express ________.
In sentence (b) can is used to express ________ and,
in sentence (c) can is used to express ________.
Can, could, may, might, will, would, must, ought to, shall, should are called Modal verbs.
Work in pairs. Tell your partner what you are not able to do now because of the fast-paced life.
e.g. I could play in the open ground but now I can’t.
I could visit my aunt on weekends but …………
Write a paragraph about a newly devised robot that can be of great help to home-makers.
Zoomo, the robot can make tea when guests arrive …………
The table below provides you with a list of modals that are used to express necessity and permission.
|Necessity I obligation||Permission|
have to authority
ought to right thing
should to do
can (less formal)
may (more formal)
ought not to
do not have to
Write the contracted forms. Practise saying these words.
e.g. ought not to – oughtn’t to.
- cannot _______
- need not _______
- should not _______
- must not _______
- do not _______
- did not _______
The following note comes from an army booklet, “Advice to New Recruits.” Complete the instructions by filling in the blanks with suitable modals.
Welcome to Ranor Barracks!
Follow the rules, accept the advice and you will find your life in the army interesting and fulfilling.
You ________ have your hair cut very short in the first month. After that you ________
grow it longer but it ________ never touch your collar. Your uniform ________ be kept clean and tidy. Boots and buttons ________ be polished daily. You ________ use cell phones on the campus but you ________ switch them off during the training sessions. Before joining you ________ have a medical check-up. You ________ undergo medical examinations once a year during service.
Write what each symbol means using can, can’t, must, mustn’t.
: Duties and Privileges
. In some schools the student - council members are assigned duties at the
beginning of every academic year.
Write a job description to be given to the newly elected Environment
Monitor of your school.
You may do this individually. Later your class as a whole can come out with one
duty list to be displayed on the soft-board. You may use the words given in the
can, may, can’t, mustn’t, must, should, have to.
Duties and privileges of an Environment Monitor.
e.g. You must ensure that the campus is clean.
Did you know?
should and ought to have similar meanings. They show obligation or duty. However there is a slight difference in meaning.
ought to has an objective meaning whereas should is more subjective.
We ought to / should save water.
We ought to save money but we are unable to. (In this sentence should will not be appropriate.).
The following statements express varying degrees of certainty. Look at the underlined modals in each of the statements. Then number the sentences in order of certainty. Mark the sentence No. 1 if it is most likely certain and the least likely as no. 5.
(a) The lady in the formal attire may be Mr. Chawla’s secretary. (a) ___________
(b) The foreigners accompanying him could be the (b) ___________ newly appointed interpreters
(c) The man in the safari talking to someone on the (c) ____________ cell phone mustbe Mr. Chawla.
(d) Mr. Chawla will be the chief guest. (d) ___________
(e) The people following him might be from the media. (e) ___________
On a cold winter night you hear a loud shrieking noise at repeated intervals. What might have caused this?
Write down your ideas using the pattern below.
the owl hooting
Make five promises to your friend expressing your willingness to do something.
e.g. I shall never be late to school.
Promises to Keep!
Did you Know?
One of the puzzling things in English is to know when to use shall and when to use will.
Whenever we desire to express some command, promise, threat or determination shall is used in the second and third person and will is used in the first person.
He shall not enter the lab again, (determination)
I will reward her for her diligence, (promise)
I will report to the Principal if you don’t submit your homework, (threat)
I will never use abusive language, (determination)
The Environment in Danger
What do you think will happen to the following?
Choose four, and write one sentence about each using the modals below and/ or expressions from 10.
(a) The ozone layer
(b) The Taj Mahal
(c) The Maldives
(d) The rainforests
(e) Weather patterns
(f) Fossil fuels
(g) The Ganges delta
e.g. In my opinion, the hole in the ozone layer will grow bigger and more people will get skin cancer.
Saving the World.
What do you think ought to be done about these problems?
e.g. I think the Government should ban all sprays which destroy the ozone
Read an extract from the poem New Year Resolution
The priest asked "Son, any new resolution this year"
I said "Father, driving with the
helmet and in first gear",
"That's good, my son, but have you any more?"
"Sure, there are ten, but I shall keep only four".
The first will be never to wipe
the shoe behind my pant
The second will be to say without hesitation "I can't",
The third is to always keep the toothpaste cap on
It's something which I never did since I was born.
The fourth, never to look at your neighbour's hedge
It's that what has brought the envy and the wedge,
The fifth is easy and you can have a ball
Never take from Peter what you have to pay Paul.
The sixth is to hold my head high even under water
Learn simple things of life from the potter,
He moulds wonders out of his two hands
Leaving impression forever on the sands.
Try and compose a poem conveying your resolutions. Let the first stanza be the
The first will be never to yawn
in public be it noon, dusk or dawn.
The second .................. .
Match the sentences in A with their meanings in B.
You should have taken your keys.
You could/might have lost your keys at the cinema.
You must have left your keys at home.
It is possible that you left your keys. You are to blame for leaving your keys.
I think that you probably left your keys.
While you were away on holiday, your house was burgled. Write a letter to
your friend to tell him or her about it.
Use the underlined expressions in Column A above to help you. Include ...
1. how the burglar could have got in,
2. how he knew you had gone away, and
3. what you could have done to prevent the burglary.
Look at the following pair of sentences. Underline the modals and discuss why each one is used in that sentence.
I must not take those pills. (I’m not allowed.)
I need not take those pills. (It is not compulsory but I may if I wish.)
(b) I needn’t go to the meeting if I don’t wish to.
2. (a) I can swim a length of the pool.
(b) I can swim in the pool on Saturdays.
3. (a) You ought to get a nice present for her.
(b) You have to get a nice present for her.
4. (a) Can I go to the toilet?
(b) May I be excused?
5. (a) I may come tomorrow if I have the time.
(b) I might come tomorrow but it’s going to be difficult.
Did you know?
Modals are a small group of verbs that are used to express possibility,
probability, capability, capacity, ability, obligation and predictions.
Some of the modals you learnt in this unit are
Need, dare, had better are also modals.
A modal verb or auxiliary verb is a verb, which modifies another verb, so that
the modified verb has more intention in its expression. In essence the modal
verb expresses modality, the way in which something is being said.
The main modals are
Can: could; may: might; shall: should; will: would: must; ought to; need to;
The negative modals are
Couldn't; wouldn't; shouldn't; mustn't; needn't; oughtn't/ ought not to
She can read and write
It can rain today
Can I borrow your pen?
Can you lend me your notes?
Can I carry your books?
Could I borrow your book?
Could you please help me with this sum?
We could go for a picnic on Sunday
I think you could come first this time
There was a time when I could work round the clock.
May I have some water?
May I help you?
May I shut the door?
India may become a super power by 2020.
May God bless you
|Might||They might sell their house as they need the money.||future possibility/ probability|
It is very cold so I will stay at home.
I will help you if you wish.
Will you look after my dog for a day?
It will rain tonight.
I will get you a shawl from Srinagar.
Would you mind if I come over tonight?
Would five o'clock suit you?
Yes it would.
Would you pass the salt?
Would you come to my party?
Would you prefer tea or coffee?
Shall I help you?
Shall we meet at 3.00 pm outside Bakshi Stadium?
We should check the timings of the train.
You should listen to the advice of your elders.
You ought to do your duty.
The bus ought to be here any minute
We must make a move now.
You mustn't tell lies.
He need not go to the market.
You need to lose weight.
I need to get the groceries.
Solutions for Chapter 4: Modals
CBSE solutions for Class 9 English Communicative - Workbook Interact in English chapter 4 - Modals
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Concepts covered in Class 9 English Communicative - Workbook Interact in English chapter 4 Modals are Literature Textbook and Extended Reading Text, Writing and Grammar, Reading.
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