Answer:
How often do you review your lessons?
Explanation:
This is a question directed towards the other person. Therefore, "do you review" in the present tense is your best answer, as it is "up to the present point".
~
Answer:
Last week, we met several fascinating people at the conference.
Once upon a time, there was a beautiful princess who had lived in a castle.
I've owned this answer phone for three years.
They haven't sold all the tickets to the Cup Final.
Explanation:
Not sure exactly what you are asking for, but when you refuse permission, an appropriate response would be:
"I do not wish for my child to participate in today's events as I do not feel it will benefit his learning."
A good response to give permission:
"I give permission for my child to participate in today's events."
Then send me your question