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МатематикаВопрос:
3. Thanks to mobile phones, our lives have become easier, ....? haven't they? b) have they? c) hasn't it?
Ответ:
Решение:
В данном предложении подлежащим является «our lives». Вопрос касается именно этого подлежащего. Поэтому используется местоимение they и вспомогательный глагол have, так как основное предложение утвердительное.
Ответ: 3. b) have they?
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