Can you help me with my homework? Are you able to help me with my homework?
Не будет ли учитель против, если ты мне поможешь с заданием? (разрешение)
Can you help me with my homework? Are you able to help me with my homework?
Если ты не очень занят сейчас, поможешь с заданием? (возможность)
Can you help me with my homework? Are you able to help me with my homework?
Понимешь ли ты что-нибудь в этой теме? (способность)
Can = be able to
Правильно
Правильно
He can’t help you
He is not able to help you
He can help you tomorrow
He will be able to help you tomorrow
He could help you
He was able to help you
Can = might be able to
Правильно
Правильно
Tom can come tomorrow.
Tom might be able to come tomorrow.
Can not (раздельно) = might not be able to
Правильно
Правильно
She can not come
She might not be able to come
Фактическая возможность
Допускается
Предпочтительно
Yet you can look at the future of it in this very objective way.
Yet you are able to look at the future of it in this very objective way.
Смочь / суметь
Пример
Значение
I ran fast so I could catch the bus.
смог сесть на автобус, и неважно, получилось или нет, важен мотив быстрого бега
I ran fast, so I could have caught the bus. (I ran fast so I could catch the bus but I didn’t run fast enough.)
мог, но не сумел сесть на автобус
I ran fast, so (and therefore) I was able to catch the bus.
сумел в итоге сесть на автобус
was / were able to = managed to = реализовано
Пример
Значение
We were able to finish work earlier last Tuesday. (We managed to finish work earlier last Tuesday.)
смогли, и получилось
I wasn’t able to lock the door yesterday. (I didn’t manage to lock the door yesterday.)
так и не смог
could = реализовано
Пример
Значение
Finally we could finish work.
Наконец, мы смогли закончить работу
could = не реализовано
Пример
Значение
We could finish work earlier last Tuesday.
могли, но не вышло
I couldn’t lock the door yesterday.
не мог, и не получилось
could + see / hear / smell / taste / feel / remember / understand
Правильно
Неправильно
When we went into the house, we could smell burning
When we went into the house, we were able to smell burning
Модальный глагол + able to
Для выражения двойной модальности, саn заменяют на be able to, поскольку два модальных глагола не употребляются вместе
Правильно
Неправильно
I might be able to help you with the essay.
I might can help you with the essay.
can не имеет present perfect
Правильно
Неправильно
I haven’t been able to sleep recently.
I couldn’t sleep recently.
can не имеет форм будущего времени
Правильно
Неправильно
He will be able to walk in two months
He can walk in two months
Абстрактные субъекты + can
Правильно
Неправильно
This can be done.
This is able to be done.
This fact can disprove their hypothesis.
This fact is able to disprove their hypothesis.
Нюансы
Для отрицания универсален could.
Правильно
Правильно
We tried hard but we couldn’t persuade them to come with us.
We tried hard but we were not able to persuade them to come with us.
Alf played well but he couldn’t beat Jack.
Alf played well but he wasn’t able to beat Jack.
В ленивой речи могут употребить can (be) able to / can’t (be) able to.
Правильно
Неправильно
What if you won’t be able to serve someone in small claims court?
What if you can’t (be) able to serve someone in small claims court?
Комментарии
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