Complete the indirect question in each pair so that it gets the same meaning as the direct question. Don't use contractions.

Write one word in each gap.

How long are the classes?

I'd like to know [ ] [ ] [ ] [ ] [ ].

When are you open?

Could you tell me [ ] [ ] [ ] [ ]?

How much does the return ticket cost?

I'd be interested to know [ ] [ ] [ ] [ ] [ ] [ ].

Do you have any discounts for students?

Could you tell me [ ] [ ] [ ] any discounts for students?