Modals of deduction (B2) — упражнения по английскому с ответами

Must, might, could and can't for logical certainty, possibility and impossibility about present and past situations

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1
Выбор ответа
The lights are off and the car isn't outside. They be out.
mustcan'tshouldneedn't'Must' expresses strong certainty based on evidence.
2
Выбор ответа
He's not answering his phone. He be in a meeting.
mightmustcan'tshould'Might' expresses a possibility, not a certainty.
3
Выбор ответа
She knows every street in the city. She have lived here a long time.
mustcan'tmustn'tshouldn't'Must have' + past participle expresses certainty about a past situation.
4
Выбор ответа
He got a perfect score without studying at all. That be true!
can'tmustmightcould'Can't' expresses that something is logically impossible.
5
Пропуск
You've been travelling all day. You be exhausted.
Ответ: must'Must' + infinitive expresses a strong logical conclusion about the present.
6
Пропуск
There's a light on in the office. Someone still be working.
Ответ: mustWe use 'must' when evidence strongly suggests something is true.
7
Пропуск
I'm not sure where he is — he have missed the train.
Ответ: mightТакже засчитывается: may, could'Might/may/could' + have + past participle expresses a possible explanation about the past.
8
Пропуск
She said she'd never been to Paris, but that be right — I saw a photo of her at the Eiffel Tower.
Ответ: can't'Can't' + infinitive expresses something that is logically impossible.
9
Пропуск
He have forgotten about the meeting — he never misses one usually.
Ответ: must'Must have' + past participle is used for a confident guess about the past.
10
Верно / неверно
This sentence is correct: 'She must have been tired after the long flight.'
Ответ: Верно'Must have' + past participle correctly expresses certainty about a past situation.
11
Верно / неверно
This sentence is correct: 'He mustn't be at home — all the lights are off.'
Ответ: НеверноA negative deduction uses 'can't be', not 'mustn't be': 'He can't be at home.'
12
Вопрос для разговора
Look around the room you're in now. What can you deduce about the person who was last there, using must/might/can't?
Пример ответа: The window is open, so someone must have wanted fresh air. There's a cup on the table, so they might have been drinking tea. The light is off, so they can't still be working.

Must, might, could and can't for logical certainty, possibility and impossibility about present and past situations

1
Выбор ответа
The lights are off and the car isn't outside. They be out.
mustcan'tshouldneedn't'Must' expresses strong certainty based on evidence.
2
Выбор ответа
He's not answering his phone. He be in a meeting.
mightmustcan'tshould'Might' expresses a possibility, not a certainty.
3
Выбор ответа
She knows every street in the city. She have lived here a long time.
mustcan'tmustn'tshouldn't'Must have' + past participle expresses certainty about a past situation.
4
Выбор ответа
He got a perfect score without studying at all. That be true!
can'tmustmightcould'Can't' expresses that something is logically impossible.
5
Пропуск
You've been travelling all day. You be exhausted.
Ответ: must'Must' + infinitive expresses a strong logical conclusion about the present.
6
Пропуск
There's a light on in the office. Someone still be working.
Ответ: mustWe use 'must' when evidence strongly suggests something is true.
7
Пропуск
I'm not sure where he is — he have missed the train.
Ответ: mightТакже засчитывается: may, could'Might/may/could' + have + past participle expresses a possible explanation about the past.
8
Пропуск
She said she'd never been to Paris, but that be right — I saw a photo of her at the Eiffel Tower.
Ответ: can't'Can't' + infinitive expresses something that is logically impossible.
9
Пропуск
He have forgotten about the meeting — he never misses one usually.
Ответ: must'Must have' + past participle is used for a confident guess about the past.
10
Верно / неверно
This sentence is correct: 'She must have been tired after the long flight.'
Ответ: Верно'Must have' + past participle correctly expresses certainty about a past situation.
11
Верно / неверно
This sentence is correct: 'He mustn't be at home — all the lights are off.'
Ответ: НеверноA negative deduction uses 'can't be', not 'mustn't be': 'He can't be at home.'
12
Вопрос для разговора
Look around the room you're in now. What can you deduce about the person who was last there, using must/might/can't?
Пример ответа: The window is open, so someone must have wanted fresh air. There's a cup on the table, so they might have been drinking tea. The light is off, so they can't still be working.