PPSC MCQs

'Must be' expresses a strong logical deduction based on evidence.
The long working period makes exhaustion highly likely.

'Must not' expresses prohibition.
'Need not' would mean the action is unnecessary, not forbidden.

'Need not' means there is no necessity to bring food.
It does not imply that bringing food is forbidden.

'Shall we' is commonly used to make a suggestion or seek agreement.
The speaker is proposing that the presentation begin.

'Should' gives advice or recommends a sensible action.
Regular practice is presented as the proper course.

'Cannot be' expresses a strong negative deduction.
The recent sighting at the office makes his being at home impossible.

'Need not have bought' means the action was completed but proved unnecessary.
It differs from 'did not need to,' which may mean the action was not done.

A simple-present negative with a third-person singular subject uses 'does not.'
The main verb remains in its base form.

The present perfect is formed with 'have' plus a past participle.
'Ever visited' asks about experience up to the present.

The past continuous uses a past form of 'be' plus an -ing form.
The plural subject 'they' takes 'were.'

'Would' can describe habitual actions in a past period.
The repeated winter visits illustrate this use.

'Are required to' expresses an official obligation clearly.
The deadline makes the action mandatory.