—          does he have music lessons?     —Twice a week.

– I have no money. Do you have any? – No, I don’t have any money, ________.

______ you have nothing important to do, why not come with me to the cinema?

I won't come back _________August 5 and 7, so you’ll have to go there alone.

---_______do you send e-mails to your pen friend?  ------Once a month.