Все слова в тексте были хорошо знакомы, и им незачем было пользоваться словарём. Это только отняло у них больше времени.

Выберите один ответ:

a. All the words in the text were quite familiar to them and they didn’t have to use the dictionary. It took them more time.

b. All the words in the text were quite familiar to them and they needn’t have used the dictionary. It took them more time.

c. All the words in the text were quite familiar to them and they mustn’t have used the dictionary. It had taken them more time.

d. All the words in the text were quite familiar to them and they needn’t use the dictionary. It has taken them more time.