Правильный ответ
Правильный ответ: did the researchers notice
Варианты ответа
- A.the researchers noticed
- B.the researchers had noticed
- C.did the researchers noticeверно
- D.had the researchers noticed
Бесплатно, без регистрацииКвалификационный тест (ОЗП) · Английский язык · Вопрос 290 из 499
Not until the experiment was repeated ___ the error.
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