Questions (Do you know...? Could you tell me...?)

I don't know why Tom didn't come to the party.

Why didn't Tom come to the party? I don't know...

I don't know if Ann is coming to the meeting.

Is Ann coming to the meeting? I don't know...

Do you happen to know if she go out alone?

Did she go out alone? Do you happen to know...

Do you know how much it costs to park here?

How much does it cost to park here? Do you know...

Could you tell me where the post office is?

Where is the post office? Could you tell me...

Do you know what this word means?

What does this word mean? Do you know...

I want to know what qualifications I need?

What qualifications do I need? I want to know...

Do you know what time he left?

What time did he leave? Do you know...

I wonder what the time is?

What's the time? I wonder...

I don't suppose you know when she will be back?

When will she be back? I don't suppose you know...

Could you tell me where I can change some money?

Where can I change some money? Could you tell me...

Can't you remember where you parked your car?

Where did you park your car? Can't you remember...

Have you got any idea where Jack lives?

Where does Jack live? Have you got any idea...

Do you know where she has gone?

Where has she gone? Do you know...