Ask with; 'Do you know?'
Answer with; 'I don't know'
Answer with; 'I have no idea'
Ask with; 'could you tell me?'
Correct the mistake(s)
1

What time does the pizza place close?

Do you know what time the pizza place closes?

1

How long is the journey to Guadalajara?

I don't know how long the journey to Guadalajara

1

Can your dog eat Chappie?

I have no idea if my dog can eat Chappie.

1

Does she like chocolate?

Could you tell me if she likes chocolate?

1

I've forgotten where did I leave the keys

I've forgotten where I left the keys.

2

Where is the best place to study in London?

Do you know where the best place to study in London is?

2

How often does the other lodger travel?

I don't know how often the other lodger travels.

2

Should he buy another shirt?

I have no idea if he should buy another shirt.

2

Did she enjoy the concert?

Could you tell me if she enjoyed the concert?

2

I have no idea how much is the rent.

I  have no idea how much the rent is.
3

Where will the concert be?

Do you know where the concert will be?

3

What kind of music do you listen to?

I don't know what kind of music I listen to

3

Are you going to travel next summer?

I have no idea if I'm going to travel next summer.

3

Did you visit her house in London?

Could you tell me if you visited her house in London?

3

I was wondering do you smoke.

I was wondering if you smoke.

4

How long has Mirek been living in this flat?

Do you know how long Mirek has been living in this flat?

4

How long do you work here?

I don't know how long I work here.

4

Will you increase the rent soon?

I have no idea if I will increase the rent soon. 

4

Does he go out every Saturday?

Could you tell me if he goes out every Saturday?

4

She could tell you how often has he been coming here

She could tell you how often he has been coming here

5

Why shouldn't we leave the windows open?

Do you know why we shouldn't leave the windows open?

5

What happened to the previous tenant?

I don't know what happened to the previous tenant.

5

Could I redecorate the bedroom?

I have no idea if you could redecorate the bedroom.

5

Did you wash your car?

Could you tell me if you washed your car?

5

Do you know is he a tidy person?

Do you know if he is a tidy person?