Did you go to London ?
Did you stay with you sister ?
Did ou sleep in a Hotel ?
Did you see a Animals ?

you went to london.   where did you go?

you were with your sister.   who were you with?

 No,they didn't sleep in a hotel. did they sleep in a hotel?

i took the boat.   what did you take?

 I went last tuesday.   when did you go?

they saw a lot of animal.   What did they see?