4. make the following interrogative and negative. translate the affirmative sentence. 1. the room is being cleaned now. 2. the shop will be closed at 8 o'clock. 3. the sick man is being operated on.

- The room is not being cleaned now.
? Is the room being cleaned now?

- The shop will not be closed at 8 o'clock
? Will the shop be closed at 8 o'clock?

- The sick man is not being operated on
? Is the sick man being operated on?