Indirect question exercises

INDIRECT QUESTION EXERCISES (FOR STUDENTS K15E33)
Rewrite the following questions into the indirect questions:
Who built that enormous bridge? (I wonder...)
What's Brazil like? (I want to find out...)
Did Benjamin Franklin write 'Poor Richard's Almanac'? (I can't remember ....)
How do you do it? (Can you tell me ...)
Who did you meet at the party? (I'd like to know ...)
How long have you been waiting for me? (I wonder ...)
What happened to them? (Nobody cares ...)
How important is that meeting to the company? (Can you tell me ...)
When was the film produced? (Nobody remembers ...)
Have they flown an ultralight too? (I don't know ...)
What is it called in English? (I can't remember ....)
Should people be allowed to smoke in public places? (I'd like to know ....)
Q1 - I have no idea ____.
where she's
where she is
where is she
Q2 - Could you tell me ____ gone?
where she's
where is she
where has she
Q3 - I asked them where ____ going.
were they
they were
Q4 - Can you tell me how much ____ cost?
will it
it will
Q5 - Do you have any idea how long ____ me to do it?
did it take
it took
took it
Q6 - Has she told you whether ____ help?
will she
she will
Q7 - Can you explain why ____ so expensive?
is it
it's
Q8 - She asked me where ____ from.
do I come
come I
I come
Q9 - I was wondering why ____ take the train; it'll be quicker.
don't we
we don't
Q10 - Can you remember _____?
what did she say
what she said