Question

the teacher may clear the new cocept. (rewrite the sentence using modal auxiliary showing certainty and obligation) ​

Answer 1

The teacher must clear the new contact .

Must is the modal auxiliary which is known to show certain it on obligation which implies a person or something to do that task or thing compulsorily and no other option present .

Here in the given question may is acting as an option able think but must is a must no other option .

Auxiliaries are the words which are not words but act as verbs . Examples :

• Am
• Is
• Are
• Was
• Were
• Will
• Would
• Can
• Could
• Shall
• Should
• Have
• Had
• Has
• May
• Might
• Must
• Etc.

Examples :

• Are you doing your work ?

• She is not coming , is she ?

• I am not sure .

• He may be late .

Answer 2

✰Question

The teacher may clear the new concept

✰Answer

The Teacher must clear the new concept

✰Explanation

• we use must to say that it is compulsory that task or work must be done without any other option.

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$\bigstar \purple{\bf \:\large \: GRAMMAR \: TIME}$

$\bf \: Modal \: Auxiliaries$

Modal auxiliaries are used before the main verbs to express different meanings and intentions.

Modals can express different things in different contexts

➟Modal

• 1. Can

➛To Express

• possibility
• ability
• permission
• suggestion

➨Example

• The weather has been quite bad, there can be a storm any minute

• She can speak five Indian and three foreign languages fluently.

• Mom, can I watch television for some time, please?

• If you are not able to solve this sum, you can take Rina's help.

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➟Modal

• 2. Could

➛To Express

• possibility
• ability
• permission
• Suggestion

➨Example

• Could this medicine give me any side effects?

• We could not reach the airport in time for the flight.

• Could I please borrow your phone for a second.

• She could look for a book in the library, the collection is great there.

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➟Modal

• 3. Will

➛To Express

• resolve

➨Example

• I will never go there again

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➟Modal

• 4. Would

➛To Express

• future action
• future possibility

➨Example

• She said that she would take me to the dentist on Friday.

• If they realize they are being followed, they would go into hiding.

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➟Modal

• 5. Shall

➛To Express

• future action
• resolve

➨Example

• We shall allow his anger to subside and then approach him again.

• I shall exercise every day starting from tomorrow.

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➟Modal

• 6. Should

➛To Express

• advice
• future possibility

➨Example

• You should study for your next test.

• Should there be rain tomorrow, we will have practise indoors.

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➟Modal

• 7. may

➛To Express

• possibility
• formal permission

➨Example

• If you use very long sentences, the children may get confused

• May I come in, ma'am?

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➟Modal

• 8. might

➛To Express

• possibility
• suggestion

➨Example

• Don't push people; someone might fall over.

• If you have sensitive teeth, you might consider using a special toothpaste.

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➟Modal

• 9. must

➛To Express

• necessity

➨Example

• This is a very important meeting and you must be on time.

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