Choose the correct word for each sentence.

Выберите подходящее слово для каждого предложения.



These people have a lot of time. They needn’t/mustn’t hurry.
You needn’t/mustn’t go to the doctor because you are healthy.
I looked everywhere for the book, but I couldn't/could/managed to find it.
Sam wasn’t at home when I phoned, but I couldn't/could/managed to contact him at the office.
A girl fell into the river, but fortunately, we couldn't/could/managed to rescue her.