CSS English MCQs

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

Scientific facts and general truths use the simple present tense.
Therefore, 'moves' is correct.

'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.

'Yet' in a negative sentence commonly refers to an unfinished action up to now.
The present perfect is the natural tense.

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

The waiting continued for a period before a past event.
The past perfect continuous emphasizes the duration.

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

Future time clauses after 'as soon as' normally use the simple present.
The future meaning is carried by the main clause.

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

The main action will happen in the future after another future-completed action.
The main clause therefore uses 'will call.'

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

'Must' expresses a strong obligation or legal requirement.
Wearing a seat belt is presented as compulsory.