Question

Помогите. Задайте общий вопрос к следующим предложениям: The workers installed the X-rays unit at the plant.

Выберите один ответ:

a.
​ Do the workers installed the X-rays unit at the plant?


b.
​ Installed the workers the X-rays unit at the plant?


c.
​ Did the workers installed the X-rays unit at the plant?


d.
​ Did the workers install the X-rays unit at the plant?

Answer 1

Ответ: d.

__________

__________

Answer 2

Ответ:

Did the workers install the X-rays unit at the plant? (d).

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Past simple, because the positive sentence is also in the past.