I don't know when he returned from France.

Source: Tatoeba

I don't know what Tom looks like.

Source: Tatoeba

I do not know how to use it.

Source: Tatoeba

I don't know why they are fighting.

Source: Tatoeba

I don't know what it is, but it's something very big.

Source: Tatoeba

I don't know what to say to make you feel better.

Source: Tatoeba

I don't know what to do with that guy. No matter how mad I get at him he just takes it in stride and pays no attention.

Source: Tatoeba

I didn't know who was going to meet me at the airport.

Source: Tatoeba

I wonder what happened to Paul.

Source: Tatoeba

I don't know who named this dog Pochi.

Source: Tatoeba

I don't know what I should do now.

Source: Tatoeba

I don't know if it is true.

I don't know if it's true.

I don't know if it's true or not.

Source: Tatoeba

I don't know what to do now.

Source: Tatoeba

I don't know what to say.

Source: Tatoeba

I'm not sure who I should give this present to, the girl or the boy?

Source: Tatoeba

I didn't know she was married.

Source: Tatoeba

Do you think I don't know what I'm doing?

Do you think that I don't know what I'm doing?

Source: Tatoeba

I don't know what the next step is.

Source: Tatoeba

"What is ‘The Hunger Games’?" "I don't know. I hope it's not about people who are hungry."

Source: Tatoeba

I don't know if my money is enough.

Source: Tatoeba

I am not sure if all the robots are so lazy.

Source: Tatoeba

I don't know what I'd do without you.

Source: Tatoeba

I wonder if he loves me.

Source: Tatoeba

I don't know whether you like her or not.

Source: Tatoeba

I don't know when he'll come again.

Source: Tatoeba

I do not know whether it is good or not.

Source: Tatoeba

I don't know how I should do it.

Source: Tatoeba

I don't know what Tom's plan is.

Source: Tatoeba

I don't know when she got married.

Source: Tatoeba

I don't know what this word means.

Source: Tatoeba