Do you know...
Do you think...
I have no idea...
I wonder...
Could you tell me...
100

Where does his sister live?

Do you know where his sister lives?

100

Does he play video games?

Do you think he plays video games?

100

How long does a trip to Argentina by bus take?

I have no idea how long a trip to Argentina by bus takes.

100

Can I stay here tomorrow?

I wonder if I can stay here tomorrow.

100

Where did Anne go?

Could you tell me where Anne went?

200

Where is your brother?

Do you know where your brother is?

200

Do they like coffee?

Do you think they like coffee?

200

How much is that dress?

I have no idea how much that dress is.

200

When did he leave the party?

I wonder when he left the party. 

200

Did you eat my chocolate cake?

Could you tell me if you ate my chocolate cake?

300

What time is it?

Do you know what time it is?

300

Is there a cafe near here?

Do you think there is a cafe near here?

300

Is your sister going to have dinner with us?

I have no idea if your sister is going to have dinner with us.

300

Who is coming?

I wonder who is coming.

300

What did the teacher say?

Could you tell me what the teacher said?

400

When is our teacher's birthday?

Do you know when our teacher's birthday is?

400

Should I study more for the test?

Do you think I should study more for the test?

400

Should I start taking dance classes?

I have no idea if I should start taking dance classes.

400

Have you done your homework?

I wonder if you have done your homework.

400

Who will take tomorrow's test?

Could you tell me who will take tomorrow's test?

500

Where did Jane go last night?

Do you know where she went last night?

500

Is Cristina coming to the party?

Do you think Cristina is coming to the party?

500

Did she travel to Los Angeles last year?

I have no idea if she traveled to Los Angeles last year.

500

What should I give her?

I wonder what I should give her.

500

who is that girl over there?

Could you tell me who that girl over there is?