Ex. A
1. When was Mary examined by the doctor?
2. When will the food be prepared?
3. How many times has the window been broken?
Ex. B
1. Mary wasn't examined by the doctor this morning.
2. The food won't be prepared on Friday.
3. The window hasn't been broken three times.
Объяснение:
Ex. A
1. When was Mary examined by the doctor?
2. When will the food be prepared?
3. How many times has the window been broken?
Ex. B
1. Mary wasn't examined by the doctor this morning.
2. The food won't be prepared on Friday.
3. The window hasn't been broken three times.
Объяснение: