5видов вопросов в языке к этому предложению. ! 1 буду ) i told some of you last thursday about the principles of the time machine.

1. Общий вопрос

Did I tell some of you last Thursday about the principles of the Time Machine?

2. Разделительный вопрос

I told some of you last Thursday about the principles of the Time Machine, didn’t I?

3. Специальный вопрос

What did I tell some of you last Thursday about?

4. Вопрос к подлежащему

Who told some of you last Thursday about the principles of the Time Machine?

5. Альтернативный вопрос

Did I tell some of you last Thursday about the principles of the Time Machine or the internal combustion engine? 

What did you tell us last saturday ? 
When did you tell me about the principles of the Time Machine.?
Who did tell some of us about the principles of the Time Machine. ?
What about did you tell us last saturday ?
To whom did you tell about the principles of the Time Machine.?