{
"explanation": "The correct answer is 'were'. The sentence 'We were very glad to see everybody' is grammatically correct because 'we' is a plural pronoun and requires the plural form of the verb 'to be', which is 'were'.",
"answer": "were",
"translation": "Правильный ответ - 'were'. Предложение 'We were very glad to see everybody' грамматически верно, потому что 'we' - это местоимение множественного числа и требует формы глагола 'to be' во множественном числе, которая является 'were'."
}